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Finding the Third Proportional to 17,438,132.25 and 28,713,710.25

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Solution

The third proportional to 17,438,132.25 and 28,713,710.25 is: 47,280,129.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,438,132.25 : 28,713,710.25 = 28,713,710.25 : x
  2. Step 2: Convert to fraction form
    17,438,132.25/28,713,710.25 = 28,713,710.25/x
  3. Step 3: Cross multiply
    17,438,132.25x = 28,713,710.25 × 28,713,710.25
  4. Step 4: Simplify right side
    17,438,132.25x = 824,477,156,320,955
  5. Step 5: Solve for x
    x = 824,477,156,320,955/17,438,132.25
  6. Step 6: Final answer
    x = 47,280,129.80

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Why These Related Problems?

These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.