Home / 316,836.28-437,233.98-173,601.76

Finding the Fourth Proportional to 316,836.28, 437,233.98 and 173,601.76

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Solution

The fourth proportional to 316,836.28, 437,233.98 and 173,601.76 is: 239,570.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,836.28 : 437,233.98 = 173,601.76 : x
  2. Step 2: Convert to fraction form
    316,836.28/437,233.98 = 173,601.76/x
  3. Step 3: Cross multiply
    316,836.28x = 437,233.98 × 173,601.76
  4. Step 4: Simplify right side
    316,836.28x = 75,904,588,459.80
  5. Step 5: Solve for x
    x = 75,904,588,459.80/316,836.28
  6. Step 6: Final answer
    x = 239,570.38

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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.