Home / 654,921.83-982,382.75-234,172.19

Finding the Fourth Proportional to 654,921.83, 982,382.75 and 234,172.19

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Solution

The fourth proportional to 654,921.83, 982,382.75 and 234,172.19 is: 351,258.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,921.83 : 982,382.75 = 234,172.19 : x
  2. Step 2: Convert to fraction form
    654,921.83/982,382.75 = 234,172.19/x
  3. Step 3: Cross multiply
    654,921.83x = 982,382.75 × 234,172.19
  4. Step 4: Simplify right side
    654,921.83x = 230,046,719,985.72
  5. Step 5: Solve for x
    x = 230,046,719,985.72/654,921.83
  6. Step 6: Final answer
    x = 351,258.29

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.