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Finding the Third Proportional to 176,390.02 and 387,037.41

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Solution

The third proportional to 176,390.02 and 387,037.41 is: 849,242.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,390.02 : 387,037.41 = 387,037.41 : x
  2. Step 2: Convert to fraction form
    176,390.02/387,037.41 = 387,037.41/x
  3. Step 3: Cross multiply
    176,390.02x = 387,037.41 × 387,037.41
  4. Step 4: Simplify right side
    176,390.02x = 149,797,953,836.73
  5. Step 5: Solve for x
    x = 149,797,953,836.73/176,390.02
  6. Step 6: Final answer
    x = 849,242.82

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.