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Finding the Third Proportional to 134,532.50 and 292,711

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Solution

The third proportional to 134,532.50 and 292,711 is: 636,870.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,532.50 : 292,711 = 292,711 : x
  2. Step 2: Convert to fraction form
    134,532.50/292,711 = 292,711/x
  3. Step 3: Cross multiply
    134,532.50x = 292,711 × 292,711
  4. Step 4: Simplify right side
    134,532.50x = 85,679,729,521
  5. Step 5: Solve for x
    x = 85,679,729,521/134,532.50
  6. Step 6: Final answer
    x = 636,870.12

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.