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Finding the Fourth Proportional to 202,951.32, 304,456.13 and 62,720.88

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Solution

The fourth proportional to 202,951.32, 304,456.13 and 62,720.88 is: 94,090.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,951.32 : 304,456.13 = 62,720.88 : x
  2. Step 2: Convert to fraction form
    202,951.32/304,456.13 = 62,720.88/x
  3. Step 3: Cross multiply
    202,951.32x = 304,456.13 × 62,720.88
  4. Step 4: Simplify right side
    202,951.32x = 19,095,756,394.99
  5. Step 5: Solve for x
    x = 19,095,756,394.99/202,951.32
  6. Step 6: Final answer
    x = 94,090.33

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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.