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Finding the Fourth Proportional to 593,999.10, 890,998.65 and 357,803.10

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Solution

The fourth proportional to 593,999.10, 890,998.65 and 357,803.10 is: 536,704.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,999.10 : 890,998.65 = 357,803.10 : x
  2. Step 2: Convert to fraction form
    593,999.10/890,998.65 = 357,803.10/x
  3. Step 3: Cross multiply
    593,999.10x = 890,998.65 × 357,803.10
  4. Step 4: Simplify right side
    593,999.10x = 318,802,079,065.82
  5. Step 5: Solve for x
    x = 318,802,079,065.82/593,999.10
  6. Step 6: Final answer
    x = 536,704.65

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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.