Home / 591,255.20-886,882.80-402,298.40

Finding the Fourth Proportional to 591,255.20, 886,882.80 and 402,298.40

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Solution

The fourth proportional to 591,255.20, 886,882.80 and 402,298.40 is: 603,447.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,255.20 : 886,882.80 = 402,298.40 : x
  2. Step 2: Convert to fraction form
    591,255.20/886,882.80 = 402,298.40/x
  3. Step 3: Cross multiply
    591,255.20x = 886,882.80 × 402,298.40
  4. Step 4: Simplify right side
    591,255.20x = 356,791,531,427.52
  5. Step 5: Solve for x
    x = 356,791,531,427.52/591,255.20
  6. Step 6: Final answer
    x = 603,447.60

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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.