Home / 891,651.20-1,337,476.80-587,220.80

Finding the Fourth Proportional to 891,651.20, 1,337,476.80 and 587,220.80

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Solution

The fourth proportional to 891,651.20, 1,337,476.80 and 587,220.80 is: 880,831.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,651.20 : 1,337,476.80 = 587,220.80 : x
  2. Step 2: Convert to fraction form
    891,651.20/1,337,476.80 = 587,220.80/x
  3. Step 3: Cross multiply
    891,651.20x = 1,337,476.80 × 587,220.80
  4. Step 4: Simplify right side
    891,651.20x = 785,394,196,477.44
  5. Step 5: Solve for x
    x = 785,394,196,477.44/891,651.20
  6. Step 6: Final answer
    x = 880,831.20

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Double scale
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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.