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Finding the Third Proportional to 281,646 and 586,590

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Solution

The third proportional to 281,646 and 586,590 is: 1,221,703.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,646 : 586,590 = 586,590 : x
  2. Step 2: Convert to fraction form
    281,646/586,590 = 586,590/x
  3. Step 3: Cross multiply
    281,646x = 586,590 × 586,590
  4. Step 4: Simplify right side
    281,646x = 344,087,828,100
  5. Step 5: Solve for x
    x = 344,087,828,100/281,646
  6. Step 6: Final answer
    x = 1,221,703.23

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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.