Home / 876,254.73-1,209,233.19-483,788.44

Finding the Fourth Proportional to 876,254.73, 1,209,233.19 and 483,788.44

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Solution

The fourth proportional to 876,254.73, 1,209,233.19 and 483,788.44 is: 667,628.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,254.73 : 1,209,233.19 = 483,788.44 : x
  2. Step 2: Convert to fraction form
    876,254.73/1,209,233.19 = 483,788.44/x
  3. Step 3: Cross multiply
    876,254.73x = 1,209,233.19 × 483,788.44
  4. Step 4: Simplify right side
    876,254.73x = 585,013,041,912.07
  5. Step 5: Solve for x
    x = 585,013,041,912.07/876,254.73
  6. Step 6: Final answer
    x = 667,628.97

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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.