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Finding the Third Proportional to 281,742 and 586,776

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Solution

The third proportional to 281,742 and 586,776 is: 1,222,061.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,742 : 586,776 = 586,776 : x
  2. Step 2: Convert to fraction form
    281,742/586,776 = 586,776/x
  3. Step 3: Cross multiply
    281,742x = 586,776 × 586,776
  4. Step 4: Simplify right side
    281,742x = 344,306,074,176
  5. Step 5: Solve for x
    x = 344,306,074,176/281,742
  6. Step 6: Final answer
    x = 1,222,061.58

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.