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Finding the Fourth Proportional to 593,503.80, 890,255.70 and 534,406.20

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Solution

The fourth proportional to 593,503.80, 890,255.70 and 534,406.20 is: 801,609.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,503.80 : 890,255.70 = 534,406.20 : x
  2. Step 2: Convert to fraction form
    593,503.80/890,255.70 = 534,406.20/x
  3. Step 3: Cross multiply
    593,503.80x = 890,255.70 × 534,406.20
  4. Step 4: Simplify right side
    593,503.80x = 475,758,165,665.34
  5. Step 5: Solve for x
    x = 475,758,165,665.34/593,503.80
  6. Step 6: Final answer
    x = 801,609.30

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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.