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Finding the Fourth Proportional to 342,614.53, 513,626.28 and 164,877.04

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Solution

The fourth proportional to 342,614.53, 513,626.28 and 164,877.04 is: 247,173.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,614.53 : 513,626.28 = 164,877.04 : x
  2. Step 2: Convert to fraction form
    342,614.53/513,626.28 = 164,877.04/x
  3. Step 3: Cross multiply
    342,614.53x = 513,626.28 × 164,877.04
  4. Step 4: Simplify right side
    342,614.53x = 84,685,180,712.61
  5. Step 5: Solve for x
    x = 84,685,180,712.61/342,614.53
  6. Step 6: Final answer
    x = 247,173.35

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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.