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Finding the Third Proportional to 474,246 and 711,382

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Solution

The third proportional to 474,246 and 711,382 is: 1,067,092.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,246 : 711,382 = 711,382 : x
  2. Step 2: Convert to fraction form
    474,246/711,382 = 711,382/x
  3. Step 3: Cross multiply
    474,246x = 711,382 × 711,382
  4. Step 4: Simplify right side
    474,246x = 506,064,349,924
  5. Step 5: Solve for x
    x = 506,064,349,924/474,246
  6. Step 6: Final answer
    x = 1,067,092.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.