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Finding the Third Proportional to 18,461,060 and 40,464,772

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Solution

The third proportional to 18,461,060 and 40,464,772 is: 88,694,678.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,461,060 : 40,464,772 = 40,464,772 : x
  2. Step 2: Convert to fraction form
    18,461,060/40,464,772 = 40,464,772/x
  3. Step 3: Cross multiply
    18,461,060x = 40,464,772 × 40,464,772
  4. Step 4: Simplify right side
    18,461,060x = 1,637,397,773,011,984
  5. Step 5: Solve for x
    x = 1,637,397,773,011,984/18,461,060
  6. Step 6: Final answer
    x = 88,694,678.04

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.