Home / 543,976.16-750,572.93-329,132.57

Finding the Fourth Proportional to 543,976.16, 750,572.93 and 329,132.57

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Solution

The fourth proportional to 543,976.16, 750,572.93 and 329,132.57 is: 454,133.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,976.16 : 750,572.93 = 329,132.57 : x
  2. Step 2: Convert to fraction form
    543,976.16/750,572.93 = 329,132.57/x
  3. Step 3: Cross multiply
    543,976.16x = 750,572.93 × 329,132.57
  4. Step 4: Simplify right side
    543,976.16x = 247,037,994,493.30
  5. Step 5: Solve for x
    x = 247,037,994,493.30/543,976.16
  6. Step 6: Final answer
    x = 454,133.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.