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Finding the Third Proportional to 506,895.75 and 708,672.38

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Solution

The third proportional to 506,895.75 and 708,672.38 is: 990,768.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,895.75 : 708,672.38 = 708,672.38 : x
  2. Step 2: Convert to fraction form
    506,895.75/708,672.38 = 708,672.38/x
  3. Step 3: Cross multiply
    506,895.75x = 708,672.38 × 708,672.38
  4. Step 4: Simplify right side
    506,895.75x = 502,216,535,088.14
  5. Step 5: Solve for x
    x = 502,216,535,088.14/506,895.75
  6. Step 6: Final answer
    x = 990,768.88

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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.