Home / 534,836.20-738,079.76-293,113.57

Finding the Fourth Proportional to 534,836.20, 738,079.76 and 293,113.57

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Solution

The fourth proportional to 534,836.20, 738,079.76 and 293,113.57 is: 404,499.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,836.20 : 738,079.76 = 293,113.57 : x
  2. Step 2: Convert to fraction form
    534,836.20/738,079.76 = 293,113.57/x
  3. Step 3: Cross multiply
    534,836.20x = 738,079.76 × 293,113.57
  4. Step 4: Simplify right side
    534,836.20x = 216,341,193,398.34
  5. Step 5: Solve for x
    x = 216,341,193,398.34/534,836.20
  6. Step 6: Final answer
    x = 404,499.91

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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.