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Finding the Fourth Proportional to 247,244.40, 370,702.74 and 89,452.32

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Solution

The fourth proportional to 247,244.40, 370,702.74 and 89,452.32 is: 134,119.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,244.40 : 370,702.74 = 89,452.32 : x
  2. Step 2: Convert to fraction form
    247,244.40/370,702.74 = 89,452.32/x
  3. Step 3: Cross multiply
    247,244.40x = 370,702.74 × 89,452.32
  4. Step 4: Simplify right side
    247,244.40x = 33,160,220,123.36
  5. Step 5: Solve for x
    x = 33,160,220,123.36/247,244.40
  6. Step 6: Final answer
    x = 134,119.20

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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.