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Finding the Third Proportional to 291,234,754.50 and 625,693,366.50

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Solution

The third proportional to 291,234,754.50 and 625,693,366.50 is: 1,344,249,554.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,234,754.50 : 625,693,366.50 = 625,693,366.50 : x
  2. Step 2: Convert to fraction form
    291,234,754.50/625,693,366.50 = 625,693,366.50/x
  3. Step 3: Cross multiply
    291,234,754.50x = 625,693,366.50 × 625,693,366.50
  4. Step 4: Simplify right side
    291,234,754.50x = 391,492,188,882,103,296
  5. Step 5: Solve for x
    x = 391,492,188,882,103,296/291,234,754.50
  6. Step 6: Final answer
    x = 1,344,249,554.12

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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.