Home / 486,531.60-729,797.40-249,723.24

Finding the Fourth Proportional to 486,531.60, 729,797.40 and 249,723.24

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Solution

The fourth proportional to 486,531.60, 729,797.40 and 249,723.24 is: 374,584.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,531.60 : 729,797.40 = 249,723.24 : x
  2. Step 2: Convert to fraction form
    486,531.60/729,797.40 = 249,723.24/x
  3. Step 3: Cross multiply
    486,531.60x = 729,797.40 × 249,723.24
  4. Step 4: Simplify right side
    486,531.60x = 182,247,371,271.58
  5. Step 5: Solve for x
    x = 182,247,371,271.58/486,531.60
  6. Step 6: Final answer
    x = 374,584.86

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Similar ratio
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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.