Home / 543,979.16-750,577.07-329,135.57

Finding the Fourth Proportional to 543,979.16, 750,577.07 and 329,135.57

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Solution

The fourth proportional to 543,979.16, 750,577.07 and 329,135.57 is: 454,138.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,979.16 : 750,577.07 = 329,135.57 : x
  2. Step 2: Convert to fraction form
    543,979.16/750,577.07 = 329,135.57/x
  3. Step 3: Cross multiply
    543,979.16x = 750,577.07 × 329,135.57
  4. Step 4: Simplify right side
    543,979.16x = 247,041,606,364.82
  5. Step 5: Solve for x
    x = 247,041,606,364.82/543,979.16
  6. Step 6: Final answer
    x = 454,138.00

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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.