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Finding the Fourth Proportional to 296,074.56, 408,557.28 and 167,005.92

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Solution

The fourth proportional to 296,074.56, 408,557.28 and 167,005.92 is: 230,453.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,074.56 : 408,557.28 = 167,005.92 : x
  2. Step 2: Convert to fraction form
    296,074.56/408,557.28 = 167,005.92/x
  3. Step 3: Cross multiply
    296,074.56x = 408,557.28 × 167,005.92
  4. Step 4: Simplify right side
    296,074.56x = 68,231,484,419.10
  5. Step 5: Solve for x
    x = 68,231,484,419.10/296,074.56
  6. Step 6: Final answer
    x = 230,453.72

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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.