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Finding the Fourth Proportional to 242,374.59, 363,727.96 and 84,603.03

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Solution

The fourth proportional to 242,374.59, 363,727.96 and 84,603.03 is: 126,962.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,374.59 : 363,727.96 = 84,603.03 : x
  2. Step 2: Convert to fraction form
    242,374.59/363,727.96 = 84,603.03/x
  3. Step 3: Cross multiply
    242,374.59x = 363,727.96 × 84,603.03
  4. Step 4: Simplify right side
    242,374.59x = 30,772,487,511.72
  5. Step 5: Solve for x
    x = 30,772,487,511.72/242,374.59
  6. Step 6: Final answer
    x = 126,962.51

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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.