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Finding the Fourth Proportional to 593,941.20, 890,911.80 and 341,998.80

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Solution

The fourth proportional to 593,941.20, 890,911.80 and 341,998.80 is: 512,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,941.20 : 890,911.80 = 341,998.80 : x
  2. Step 2: Convert to fraction form
    593,941.20/890,911.80 = 341,998.80/x
  3. Step 3: Cross multiply
    593,941.20x = 890,911.80 × 341,998.80
  4. Step 4: Simplify right side
    593,941.20x = 304,690,766,505.84
  5. Step 5: Solve for x
    x = 304,690,766,505.84/593,941.20
  6. Step 6: Final answer
    x = 512,998.20

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.