Home / 764,219.50-1,053,511.40-534,062.23

Finding the Fourth Proportional to 764,219.50, 1,053,511.40 and 534,062.23

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Solution

The fourth proportional to 764,219.50, 1,053,511.40 and 534,062.23 is: 736,229.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,219.50 : 1,053,511.40 = 534,062.23 : x
  2. Step 2: Convert to fraction form
    764,219.50/1,053,511.40 = 534,062.23/x
  3. Step 3: Cross multiply
    764,219.50x = 1,053,511.40 × 534,062.23
  4. Step 4: Simplify right side
    764,219.50x = 562,640,644,944.11
  5. Step 5: Solve for x
    x = 562,640,644,944.11/764,219.50
  6. Step 6: Final answer
    x = 736,229.11

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.