Home / 876,304.20-1,314,456.30-823,160.10

Finding the Fourth Proportional to 876,304.20, 1,314,456.30 and 823,160.10

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Solution

The fourth proportional to 876,304.20, 1,314,456.30 and 823,160.10 is: 1,234,740.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,304.20 : 1,314,456.30 = 823,160.10 : x
  2. Step 2: Convert to fraction form
    876,304.20/1,314,456.30 = 823,160.10/x
  3. Step 3: Cross multiply
    876,304.20x = 1,314,456.30 × 823,160.10
  4. Step 4: Simplify right side
    876,304.20x = 1,082,007,979,353.63
  5. Step 5: Solve for x
    x = 1,082,007,979,353.63/876,304.20
  6. Step 6: Final answer
    x = 1,234,740.15

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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.