Home / 755,700.54-1,042,914.18-416,168.78

Finding the Fourth Proportional to 755,700.54, 1,042,914.18 and 416,168.78

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Solution

The fourth proportional to 755,700.54, 1,042,914.18 and 416,168.78 is: 574,339.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,700.54 : 1,042,914.18 = 416,168.78 : x
  2. Step 2: Convert to fraction form
    755,700.54/1,042,914.18 = 416,168.78/x
  3. Step 3: Cross multiply
    755,700.54x = 1,042,914.18 × 416,168.78
  4. Step 4: Simplify right side
    755,700.54x = 434,028,321,935.30
  5. Step 5: Solve for x
    x = 434,028,321,935.30/755,700.54
  6. Step 6: Final answer
    x = 574,339.04

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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.