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Finding the Third Proportional to 151,130.81 and 329,895.28

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Solution

The third proportional to 151,130.81 and 329,895.28 is: 720,110.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,130.81 : 329,895.28 = 329,895.28 : x
  2. Step 2: Convert to fraction form
    151,130.81/329,895.28 = 329,895.28/x
  3. Step 3: Cross multiply
    151,130.81x = 329,895.28 × 329,895.28
  4. Step 4: Simplify right side
    151,130.81x = 108,830,896,591.02
  5. Step 5: Solve for x
    x = 108,830,896,591.02/151,130.81
  6. Step 6: Final answer
    x = 720,110.58

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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.