Home / 532,947.80-799,421.70-284,115.80

Finding the Fourth Proportional to 532,947.80, 799,421.70 and 284,115.80

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Solution

The fourth proportional to 532,947.80, 799,421.70 and 284,115.80 is: 426,173.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,947.80 : 799,421.70 = 284,115.80 : x
  2. Step 2: Convert to fraction form
    532,947.80/799,421.70 = 284,115.80/x
  3. Step 3: Cross multiply
    532,947.80x = 799,421.70 × 284,115.80
  4. Step 4: Simplify right side
    532,947.80x = 227,128,335,832.86
  5. Step 5: Solve for x
    x = 227,128,335,832.86/532,947.80
  6. Step 6: Final answer
    x = 426,173.70

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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.