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Finding the Third Proportional to 70,946.13 and 152,655.13

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Solution

The third proportional to 70,946.13 and 152,655.13 is: 328,468.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,946.13 : 152,655.13 = 152,655.13 : x
  2. Step 2: Convert to fraction form
    70,946.13/152,655.13 = 152,655.13/x
  3. Step 3: Cross multiply
    70,946.13x = 152,655.13 × 152,655.13
  4. Step 4: Simplify right side
    70,946.13x = 23,303,587,188.77
  5. Step 5: Solve for x
    x = 23,303,587,188.77/70,946.13
  6. Step 6: Final answer
    x = 328,468.78

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.