Home / 826,170.39-1,140,112.02-463,593.42

Finding the Fourth Proportional to 826,170.39, 1,140,112.02 and 463,593.42

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Solution

The fourth proportional to 826,170.39, 1,140,112.02 and 463,593.42 is: 639,757.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,170.39 : 1,140,112.02 = 463,593.42 : x
  2. Step 2: Convert to fraction form
    826,170.39/1,140,112.02 = 463,593.42/x
  3. Step 3: Cross multiply
    826,170.39x = 1,140,112.02 × 463,593.42
  4. Step 4: Simplify right side
    826,170.39x = 528,548,430,534.91
  5. Step 5: Solve for x
    x = 528,548,430,534.91/826,170.39
  6. Step 6: Final answer
    x = 639,757.17

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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.