Home / 932,480.53-1,286,825.11-550,531.91

Finding the Fourth Proportional to 932,480.53, 1,286,825.11 and 550,531.91

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Solution

The fourth proportional to 932,480.53, 1,286,825.11 and 550,531.91 is: 759,735.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,480.53 : 1,286,825.11 = 550,531.91 : x
  2. Step 2: Convert to fraction form
    932,480.53/1,286,825.11 = 550,531.91/x
  3. Step 3: Cross multiply
    932,480.53x = 1,286,825.11 × 550,531.91
  4. Step 4: Simplify right side
    932,480.53x = 708,438,287,484.99
  5. Step 5: Solve for x
    x = 708,438,287,484.99/932,480.53
  6. Step 6: Final answer
    x = 759,735.21

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1.5x scale

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.