Home / 502,217.96-693,065.87-272,777.46

Finding the Fourth Proportional to 502,217.96, 693,065.87 and 272,777.46

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Solution

The fourth proportional to 502,217.96, 693,065.87 and 272,777.46 is: 376,435.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,217.96 : 693,065.87 = 272,777.46 : x
  2. Step 2: Convert to fraction form
    502,217.96/693,065.87 = 272,777.46/x
  3. Step 3: Cross multiply
    502,217.96x = 693,065.87 × 272,777.46
  4. Step 4: Simplify right side
    502,217.96x = 189,052,744,691.32
  5. Step 5: Solve for x
    x = 189,052,744,691.32/502,217.96
  6. Step 6: Final answer
    x = 376,435.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.