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Finding the Third Proportional to 368,337.94 and 553,877.72

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Solution

The third proportional to 368,337.94 and 553,877.72 is: 832,877.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,337.94 : 553,877.72 = 553,877.72 : x
  2. Step 2: Convert to fraction form
    368,337.94/553,877.72 = 553,877.72/x
  3. Step 3: Cross multiply
    368,337.94x = 553,877.72 × 553,877.72
  4. Step 4: Simplify right side
    368,337.94x = 306,780,527,327.70
  5. Step 5: Solve for x
    x = 306,780,527,327.70/368,337.94
  6. Step 6: Final answer
    x = 832,877.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.