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Finding the Third Proportional to 160,574 and 349,748

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Solution

The third proportional to 160,574 and 349,748 is: 761,789.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,574 : 349,748 = 349,748 : x
  2. Step 2: Convert to fraction form
    160,574/349,748 = 349,748/x
  3. Step 3: Cross multiply
    160,574x = 349,748 × 349,748
  4. Step 4: Simplify right side
    160,574x = 122,323,663,504
  5. Step 5: Solve for x
    x = 122,323,663,504/160,574
  6. Step 6: Final answer
    x = 761,789.98

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.