Home / 532,983.60-799,475.40-354,913.20

Finding the Fourth Proportional to 532,983.60, 799,475.40 and 354,913.20

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Solution

The fourth proportional to 532,983.60, 799,475.40 and 354,913.20 is: 532,369.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,983.60 : 799,475.40 = 354,913.20 : x
  2. Step 2: Convert to fraction form
    532,983.60/799,475.40 = 354,913.20/x
  3. Step 3: Cross multiply
    532,983.60x = 799,475.40 × 354,913.20
  4. Step 4: Simplify right side
    532,983.60x = 283,744,372,535.28
  5. Step 5: Solve for x
    x = 283,744,372,535.28/532,983.60
  6. Step 6: Final answer
    x = 532,369.80

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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.