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Finding the Third Proportional to 151,480 and 328,032

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Solution

The third proportional to 151,480 and 328,032 is: 710,357.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,480 : 328,032 = 328,032 : x
  2. Step 2: Convert to fraction form
    151,480/328,032 = 328,032/x
  3. Step 3: Cross multiply
    151,480x = 328,032 × 328,032
  4. Step 4: Simplify right side
    151,480x = 107,604,993,024
  5. Step 5: Solve for x
    x = 107,604,993,024/151,480
  6. Step 6: Final answer
    x = 710,357.76

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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.