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Finding the Third Proportional to 18,169,581.76 and 27,927,898.88

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Solution

The third proportional to 18,169,581.76 and 27,927,898.88 is: 42,927,104.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,169,581.76 : 27,927,898.88 = 27,927,898.88 : x
  2. Step 2: Convert to fraction form
    18,169,581.76/27,927,898.88 = 27,927,898.88/x
  3. Step 3: Cross multiply
    18,169,581.76x = 27,927,898.88 × 27,927,898.88
  4. Step 4: Simplify right side
    18,169,581.76x = 779,967,535,572,226.25
  5. Step 5: Solve for x
    x = 779,967,535,572,226.25/18,169,581.76
  6. Step 6: Final answer
    x = 42,927,104.53

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.