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Finding the Fourth Proportional to 247,597.55, 371,354.97 and 70,060.58

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Solution

The fourth proportional to 247,597.55, 371,354.97 and 70,060.58 is: 105,079.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,597.55 : 371,354.97 = 70,060.58 : x
  2. Step 2: Convert to fraction form
    247,597.55/371,354.97 = 70,060.58/x
  3. Step 3: Cross multiply
    247,597.55x = 371,354.97 × 70,060.58
  4. Step 4: Simplify right side
    247,597.55x = 26,017,344,584.08
  5. Step 5: Solve for x
    x = 26,017,344,584.08/247,597.55
  6. Step 6: Final answer
    x = 105,079.17

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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.