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Finding the Third Proportional to 60,465,274.88 and 128,850,489.28

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Solution

The third proportional to 60,465,274.88 and 128,850,489.28 is: 274,578,237.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,465,274.88 : 128,850,489.28 = 128,850,489.28 : x
  2. Step 2: Convert to fraction form
    60,465,274.88/128,850,489.28 = 128,850,489.28/x
  3. Step 3: Cross multiply
    60,465,274.88x = 128,850,489.28 × 128,850,489.28
  4. Step 4: Simplify right side
    60,465,274.88x = 16,602,448,588,017,522
  5. Step 5: Solve for x
    x = 16,602,448,588,017,522/60,465,274.88
  6. Step 6: Final answer
    x = 274,578,237.22

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.