Home / 832,360.76-1,148,659.92-450,391.52

Finding the Fourth Proportional to 832,360.76, 1,148,659.92 and 450,391.52

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Solution

The fourth proportional to 832,360.76, 1,148,659.92 and 450,391.52 is: 621,541.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,360.76 : 1,148,659.92 = 450,391.52 : x
  2. Step 2: Convert to fraction form
    832,360.76/1,148,659.92 = 450,391.52/x
  3. Step 3: Cross multiply
    832,360.76x = 1,148,659.92 × 450,391.52
  4. Step 4: Simplify right side
    832,360.76x = 517,346,687,331.88
  5. Step 5: Solve for x
    x = 517,346,687,331.88/832,360.76
  6. Step 6: Final answer
    x = 621,541.42

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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.