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Finding the Fourth Proportional to 242,434.65, 363,652.25 and 73,946.05

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Solution

The fourth proportional to 242,434.65, 363,652.25 and 73,946.05 is: 110,919.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,434.65 : 363,652.25 = 73,946.05 : x
  2. Step 2: Convert to fraction form
    242,434.65/363,652.25 = 73,946.05/x
  3. Step 3: Cross multiply
    242,434.65x = 363,652.25 × 73,946.05
  4. Step 4: Simplify right side
    242,434.65x = 26,890,647,461.11
  5. Step 5: Solve for x
    x = 26,890,647,461.11/242,434.65
  6. Step 6: Final answer
    x = 110,919.16

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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.