Home / 579,266.57-868,898.12-146,983.19

Finding the Fourth Proportional to 579,266.57, 868,898.12 and 146,983.19

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Solution

The fourth proportional to 579,266.57, 868,898.12 and 146,983.19 is: 220,474.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,266.57 : 868,898.12 = 146,983.19 : x
  2. Step 2: Convert to fraction form
    579,266.57/868,898.12 = 146,983.19/x
  3. Step 3: Cross multiply
    579,266.57x = 868,898.12 × 146,983.19
  4. Step 4: Simplify right side
    579,266.57x = 127,713,412,383.20
  5. Step 5: Solve for x
    x = 127,713,412,383.20/579,266.57
  6. Step 6: Final answer
    x = 220,474.34

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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.