Home / 439,891.04-663,132.94-410,596.04

Finding the Fourth Proportional to 439,891.04, 663,132.94 and 410,596.04

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Solution

The fourth proportional to 439,891.04, 663,132.94 and 410,596.04 is: 618,970.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,891.04 : 663,132.94 = 410,596.04 : x
  2. Step 2: Convert to fraction form
    439,891.04/663,132.94 = 410,596.04/x
  3. Step 3: Cross multiply
    439,891.04x = 663,132.94 × 410,596.04
  4. Step 4: Simplify right side
    439,891.04x = 272,279,759,157.56
  5. Step 5: Solve for x
    x = 272,279,759,157.56/439,891.04
  6. Step 6: Final answer
    x = 618,970.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.