Home / 547,078.10-820,535.06-173,052.50

Finding the Fourth Proportional to 547,078.10, 820,535.06 and 173,052.50

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Solution

The fourth proportional to 547,078.10, 820,535.06 and 173,052.50 is: 259,552.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,078.10 : 820,535.06 = 173,052.50 : x
  2. Step 2: Convert to fraction form
    547,078.10/820,535.06 = 173,052.50/x
  3. Step 3: Cross multiply
    547,078.10x = 820,535.06 × 173,052.50
  4. Step 4: Simplify right side
    547,078.10x = 141,995,643,470.65
  5. Step 5: Solve for x
    x = 141,995,643,470.65/547,078.10
  6. Step 6: Final answer
    x = 259,552.78

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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.