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Finding the Third Proportional to 19,292,532 and 42,471,228

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Solution

The third proportional to 19,292,532 and 42,471,228 is: 93,497,587.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,292,532 : 42,471,228 = 42,471,228 : x
  2. Step 2: Convert to fraction form
    19,292,532/42,471,228 = 42,471,228/x
  3. Step 3: Cross multiply
    19,292,532x = 42,471,228 × 42,471,228
  4. Step 4: Simplify right side
    19,292,532x = 1,803,805,207,827,984
  5. Step 5: Solve for x
    x = 1,803,805,207,827,984/19,292,532
  6. Step 6: Final answer
    x = 93,497,587.97

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.