Home / 545,167.20-752,330.66-303,444.56

Finding the Fourth Proportional to 545,167.20, 752,330.66 and 303,444.56

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Solution

The fourth proportional to 545,167.20, 752,330.66 and 303,444.56 is: 418,753.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,167.20 : 752,330.66 = 303,444.56 : x
  2. Step 2: Convert to fraction form
    545,167.20/752,330.66 = 303,444.56/x
  3. Step 3: Cross multiply
    545,167.20x = 752,330.66 × 303,444.56
  4. Step 4: Simplify right side
    545,167.20x = 228,290,646,098.21
  5. Step 5: Solve for x
    x = 228,290,646,098.21/545,167.20
  6. Step 6: Final answer
    x = 418,753.45

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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.