Home / 316,716.08-437,052.60-173,476.76

Finding the Fourth Proportional to 316,716.08, 437,052.60 and 173,476.76

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Solution

The fourth proportional to 316,716.08, 437,052.60 and 173,476.76 is: 239,389.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,716.08 : 437,052.60 = 173,476.76 : x
  2. Step 2: Convert to fraction form
    316,716.08/437,052.60 = 173,476.76/x
  3. Step 3: Cross multiply
    316,716.08x = 437,052.60 × 173,476.76
  4. Step 4: Simplify right side
    316,716.08x = 75,818,468,997.58
  5. Step 5: Solve for x
    x = 75,818,468,997.58/316,716.08
  6. Step 6: Final answer
    x = 239,389.39

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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.