Home / 372,932.89-514,512.43-243,944.92

Finding the Fourth Proportional to 372,932.89, 514,512.43 and 243,944.92

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Solution

The fourth proportional to 372,932.89, 514,512.43 and 243,944.92 is: 336,555.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,932.89 : 514,512.43 = 243,944.92 : x
  2. Step 2: Convert to fraction form
    372,932.89/514,512.43 = 243,944.92/x
  3. Step 3: Cross multiply
    372,932.89x = 514,512.43 × 243,944.92
  4. Step 4: Simplify right side
    372,932.89x = 125,512,693,575.36
  5. Step 5: Solve for x
    x = 125,512,693,575.36/372,932.89
  6. Step 6: Final answer
    x = 336,555.71

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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.