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Finding the Third Proportional to 87,246,703.50 and 129,185,497.50

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Solution

The third proportional to 87,246,703.50 and 129,185,497.50 is: 191,283,935.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,246,703.50 : 129,185,497.50 = 129,185,497.50 : x
  2. Step 2: Convert to fraction form
    87,246,703.50/129,185,497.50 = 129,185,497.50/x
  3. Step 3: Cross multiply
    87,246,703.50x = 129,185,497.50 × 129,185,497.50
  4. Step 4: Simplify right side
    87,246,703.50x = 16,688,892,764,322,506
  5. Step 5: Solve for x
    x = 16,688,892,764,322,506/87,246,703.50
  6. Step 6: Final answer
    x = 191,283,935.04

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.