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Finding the Third Proportional to 32,473 and 70,480

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Solution

The third proportional to 32,473 and 70,480 is: 152,971.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,473 : 70,480 = 70,480 : x
  2. Step 2: Convert to fraction form
    32,473/70,480 = 70,480/x
  3. Step 3: Cross multiply
    32,473x = 70,480 × 70,480
  4. Step 4: Simplify right side
    32,473x = 4,967,430,400
  5. Step 5: Solve for x
    x = 4,967,430,400/32,473
  6. Step 6: Final answer
    x = 152,971.10

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.