Home / 881,214.30-1,321,821.45-566,286.30

Finding the Fourth Proportional to 881,214.30, 1,321,821.45 and 566,286.30

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Solution

The fourth proportional to 881,214.30, 1,321,821.45 and 566,286.30 is: 849,429.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,214.30 : 1,321,821.45 = 566,286.30 : x
  2. Step 2: Convert to fraction form
    881,214.30/1,321,821.45 = 566,286.30/x
  3. Step 3: Cross multiply
    881,214.30x = 1,321,821.45 × 566,286.30
  4. Step 4: Simplify right side
    881,214.30x = 748,529,378,181.14
  5. Step 5: Solve for x
    x = 748,529,378,181.14/881,214.30
  6. Step 6: Final answer
    x = 849,429.45

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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.