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Finding the Third Proportional to 4,053,490.59 and 8,854,934.63

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Solution

The third proportional to 4,053,490.59 and 8,854,934.63 is: 19,343,789.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,053,490.59 : 8,854,934.63 = 8,854,934.63 : x
  2. Step 2: Convert to fraction form
    4,053,490.59/8,854,934.63 = 8,854,934.63/x
  3. Step 3: Cross multiply
    4,053,490.59x = 8,854,934.63 × 8,854,934.63
  4. Step 4: Simplify right side
    4,053,490.59x = 78,409,867,213,023.89
  5. Step 5: Solve for x
    x = 78,409,867,213,023.89/4,053,490.59
  6. Step 6: Final answer
    x = 19,343,789.11

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.