Home / 832,015.40-1,248,023.10-682,716.20

Finding the Fourth Proportional to 832,015.40, 1,248,023.10 and 682,716.20

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Solution

The fourth proportional to 832,015.40, 1,248,023.10 and 682,716.20 is: 1,024,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,015.40 : 1,248,023.10 = 682,716.20 : x
  2. Step 2: Convert to fraction form
    832,015.40/1,248,023.10 = 682,716.20/x
  3. Step 3: Cross multiply
    832,015.40x = 1,248,023.10 × 682,716.20
  4. Step 4: Simplify right side
    832,015.40x = 852,045,588,344.22
  5. Step 5: Solve for x
    x = 852,045,588,344.22/832,015.40
  6. Step 6: Final answer
    x = 1,024,074.30

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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.