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Finding the Fourth Proportional to 240,520.28, 360,904.85 and 174,505.28

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Solution

The fourth proportional to 240,520.28, 360,904.85 and 174,505.28 is: 261,848.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,520.28 : 360,904.85 = 174,505.28 : x
  2. Step 2: Convert to fraction form
    240,520.28/360,904.85 = 174,505.28/x
  3. Step 3: Cross multiply
    240,520.28x = 360,904.85 × 174,505.28
  4. Step 4: Simplify right side
    240,520.28x = 62,979,799,225.56
  5. Step 5: Solve for x
    x = 62,979,799,225.56/240,520.28
  6. Step 6: Final answer
    x = 261,848.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.