Home / 755,250.19-1,042,344.80-453,463.63

Finding the Fourth Proportional to 755,250.19, 1,042,344.80 and 453,463.63

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Solution

The fourth proportional to 755,250.19, 1,042,344.80 and 453,463.63 is: 625,839.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,250.19 : 1,042,344.80 = 453,463.63 : x
  2. Step 2: Convert to fraction form
    755,250.19/1,042,344.80 = 453,463.63/x
  3. Step 3: Cross multiply
    755,250.19x = 1,042,344.80 × 453,463.63
  4. Step 4: Simplify right side
    755,250.19x = 472,665,456,719.62
  5. Step 5: Solve for x
    x = 472,665,456,719.62/755,250.19
  6. Step 6: Final answer
    x = 625,839.57

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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.