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Finding the Fourth Proportional to 228,614.10, 342,921.15 and 62,402.10

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Solution

The fourth proportional to 228,614.10, 342,921.15 and 62,402.10 is: 93,603.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,614.10 : 342,921.15 = 62,402.10 : x
  2. Step 2: Convert to fraction form
    228,614.10/342,921.15 = 62,402.10/x
  3. Step 3: Cross multiply
    228,614.10x = 342,921.15 × 62,402.10
  4. Step 4: Simplify right side
    228,614.10x = 21,398,999,894.42
  5. Step 5: Solve for x
    x = 21,398,999,894.42/228,614.10
  6. Step 6: Final answer
    x = 93,603.15

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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.