Home / 914,151.20-1,371,226.80-441,759.20

Finding the Fourth Proportional to 914,151.20, 1,371,226.80 and 441,759.20

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Solution

The fourth proportional to 914,151.20, 1,371,226.80 and 441,759.20 is: 662,638.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,151.20 : 1,371,226.80 = 441,759.20 : x
  2. Step 2: Convert to fraction form
    914,151.20/1,371,226.80 = 441,759.20/x
  3. Step 3: Cross multiply
    914,151.20x = 1,371,226.80 × 441,759.20
  4. Step 4: Simplify right side
    914,151.20x = 605,752,054,186.56
  5. Step 5: Solve for x
    x = 605,752,054,186.56/914,151.20
  6. Step 6: Final answer
    x = 662,638.80

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Double scale
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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.