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Finding the Fourth Proportional to 242,469.96, 334,603.82 and 165,987.15

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Solution

The fourth proportional to 242,469.96, 334,603.82 and 165,987.15 is: 229,059.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,469.96 : 334,603.82 = 165,987.15 : x
  2. Step 2: Convert to fraction form
    242,469.96/334,603.82 = 165,987.15/x
  3. Step 3: Cross multiply
    242,469.96x = 334,603.82 × 165,987.15
  4. Step 4: Simplify right side
    242,469.96x = 55,539,934,795.61
  5. Step 5: Solve for x
    x = 55,539,934,795.61/242,469.96
  6. Step 6: Final answer
    x = 229,059.04

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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.