Home / 785,178.20-1,083,464.54-441,052.76

Finding the Fourth Proportional to 785,178.20, 1,083,464.54 and 441,052.76

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Solution

The fourth proportional to 785,178.20, 1,083,464.54 and 441,052.76 is: 608,607.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,178.20 : 1,083,464.54 = 441,052.76 : x
  2. Step 2: Convert to fraction form
    785,178.20/1,083,464.54 = 441,052.76/x
  3. Step 3: Cross multiply
    785,178.20x = 1,083,464.54 × 441,052.76
  4. Step 4: Simplify right side
    785,178.20x = 477,865,025,729.13
  5. Step 5: Solve for x
    x = 477,865,025,729.13/785,178.20
  6. Step 6: Final answer
    x = 608,607.10

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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.