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Finding the Fourth Proportional to 372,793.35, 558,637.05 and 273,813.51

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Solution

The fourth proportional to 372,793.35, 558,637.05 and 273,813.51 is: 410,314.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,793.35 : 558,637.05 = 273,813.51 : x
  2. Step 2: Convert to fraction form
    372,793.35/558,637.05 = 273,813.51/x
  3. Step 3: Cross multiply
    372,793.35x = 558,637.05 × 273,813.51
  4. Step 4: Simplify right side
    372,793.35x = 152,962,371,476.55
  5. Step 5: Solve for x
    x = 152,962,371,476.55/372,793.35
  6. Step 6: Final answer
    x = 410,314.11

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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.