Home / 971,169.30-1,340,219.25-541,476.18

Finding the Fourth Proportional to 971,169.30, 1,340,219.25 and 541,476.18

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Solution

The fourth proportional to 971,169.30, 1,340,219.25 and 541,476.18 is: 747,240.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,169.30 : 1,340,219.25 = 541,476.18 : x
  2. Step 2: Convert to fraction form
    971,169.30/1,340,219.25 = 541,476.18/x
  3. Step 3: Cross multiply
    971,169.30x = 1,340,219.25 × 541,476.18
  4. Step 4: Simplify right side
    971,169.30x = 725,696,799,852.47
  5. Step 5: Solve for x
    x = 725,696,799,852.47/971,169.30
  6. Step 6: Final answer
    x = 747,240.26

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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.