Home / 826,177.92-1,140,122.34-463,600.92

Finding the Fourth Proportional to 826,177.92, 1,140,122.34 and 463,600.92

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Solution

The fourth proportional to 826,177.92, 1,140,122.34 and 463,600.92 is: 639,767.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,177.92 : 1,140,122.34 = 463,600.92 : x
  2. Step 2: Convert to fraction form
    826,177.92/1,140,122.34 = 463,600.92/x
  3. Step 3: Cross multiply
    826,177.92x = 1,140,122.34 × 463,600.92
  4. Step 4: Simplify right side
    826,177.92x = 528,561,765,736.55
  5. Step 5: Solve for x
    x = 528,561,765,736.55/826,177.92
  6. Step 6: Final answer
    x = 639,767.48

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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.