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Finding the Third Proportional to 506,952 and 708,756

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Solution

The third proportional to 506,952 and 708,756 is: 990,892.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,952 : 708,756 = 708,756 : x
  2. Step 2: Convert to fraction form
    506,952/708,756 = 708,756/x
  3. Step 3: Cross multiply
    506,952x = 708,756 × 708,756
  4. Step 4: Simplify right side
    506,952x = 502,335,067,536
  5. Step 5: Solve for x
    x = 502,335,067,536/506,952
  6. Step 6: Final answer
    x = 990,892.76

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.