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Finding the Third Proportional to 552,908,542.50 and 1,187,872,920

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Solution

The third proportional to 552,908,542.50 and 1,187,872,920 is: 2,552,035,220.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,908,542.50 : 1,187,872,920 = 1,187,872,920 : x
  2. Step 2: Convert to fraction form
    552,908,542.50/1,187,872,920 = 1,187,872,920/x
  3. Step 3: Cross multiply
    552,908,542.50x = 1,187,872,920 × 1,187,872,920
  4. Step 4: Simplify right side
    552,908,542.50x = 1,411,042,074,069,326,336
  5. Step 5: Solve for x
    x = 1,411,042,074,069,326,336/552,908,542.50
  6. Step 6: Final answer
    x = 2,552,035,220.31

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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.