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Finding the Third Proportional to 294,331 and 452,979

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Solution

The third proportional to 294,331 and 452,979 is: 697,140.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,331 : 452,979 = 452,979 : x
  2. Step 2: Convert to fraction form
    294,331/452,979 = 452,979/x
  3. Step 3: Cross multiply
    294,331x = 452,979 × 452,979
  4. Step 4: Simplify right side
    294,331x = 205,189,974,441
  5. Step 5: Solve for x
    x = 205,189,974,441/294,331
  6. Step 6: Final answer
    x = 697,140.21

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.