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Finding the Fourth Proportional to 242,344.84, 363,530.84 and 73,870.66

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Solution

The fourth proportional to 242,344.84, 363,530.84 and 73,870.66 is: 110,810.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,344.84 : 363,530.84 = 73,870.66 : x
  2. Step 2: Convert to fraction form
    242,344.84/363,530.84 = 73,870.66/x
  3. Step 3: Cross multiply
    242,344.84x = 363,530.84 × 73,870.66
  4. Step 4: Simplify right side
    242,344.84x = 26,854,263,081.15
  5. Step 5: Solve for x
    x = 26,854,263,081.15/242,344.84
  6. Step 6: Final answer
    x = 110,810.13

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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.