Home / 591,454.20-885,626.10-432,823.80

Finding the Fourth Proportional to 591,454.20, 885,626.10 and 432,823.80

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Solution

The fourth proportional to 591,454.20, 885,626.10 and 432,823.80 is: 648,097.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,454.20 : 885,626.10 = 432,823.80 : x
  2. Step 2: Convert to fraction form
    591,454.20/885,626.10 = 432,823.80/x
  3. Step 3: Cross multiply
    591,454.20x = 885,626.10 × 432,823.80
  4. Step 4: Simplify right side
    591,454.20x = 383,320,053,981.18
  5. Step 5: Solve for x
    x = 383,320,053,981.18/591,454.20
  6. Step 6: Final answer
    x = 648,097.61

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1.5x scale

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.