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Finding the Third Proportional to 28,710,348.75 and 63,000,838.13

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Solution

The third proportional to 28,710,348.75 and 63,000,838.13 is: 138,246,513.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,710,348.75 : 63,000,838.13 = 63,000,838.13 : x
  2. Step 2: Convert to fraction form
    28,710,348.75/63,000,838.13 = 63,000,838.13/x
  3. Step 3: Cross multiply
    28,710,348.75x = 63,000,838.13 × 63,000,838.13
  4. Step 4: Simplify right side
    28,710,348.75x = 3,969,105,604,452,453.50
  5. Step 5: Solve for x
    x = 3,969,105,604,452,453.50/28,710,348.75
  6. Step 6: Final answer
    x = 138,246,513.10

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.