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Finding the Third Proportional to 70,488 and 93,972

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Solution

The third proportional to 70,488 and 93,972 is: 125,280.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,488 : 93,972 = 93,972 : x
  2. Step 2: Convert to fraction form
    70,488/93,972 = 93,972/x
  3. Step 3: Cross multiply
    70,488x = 93,972 × 93,972
  4. Step 4: Simplify right side
    70,488x = 8,830,736,784
  5. Step 5: Solve for x
    x = 8,830,736,784/70,488
  6. Step 6: Final answer
    x = 125,280.00

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.