Home / 844,323.28-1,165,175.51-457,147.28

Finding the Fourth Proportional to 844,323.28, 1,165,175.51 and 457,147.28

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Solution

The fourth proportional to 844,323.28, 1,165,175.51 and 457,147.28 is: 630,868.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,323.28 : 1,165,175.51 = 457,147.28 : x
  2. Step 2: Convert to fraction form
    844,323.28/1,165,175.51 = 457,147.28/x
  3. Step 3: Cross multiply
    844,323.28x = 1,165,175.51 × 457,147.28
  4. Step 4: Simplify right side
    844,323.28x = 532,656,815,119.11
  5. Step 5: Solve for x
    x = 532,656,815,119.11/844,323.28
  6. Step 6: Final answer
    x = 630,868.33

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Double scale
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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.