Home / 723,060.29-1,084,372.08-217,487.06

Finding the Fourth Proportional to 723,060.29, 1,084,372.08 and 217,487.06

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Solution

The fourth proportional to 723,060.29, 1,084,372.08 and 217,487.06 is: 326,164.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,060.29 : 1,084,372.08 = 217,487.06 : x
  2. Step 2: Convert to fraction form
    723,060.29/1,084,372.08 = 217,487.06/x
  3. Step 3: Cross multiply
    723,060.29x = 1,084,372.08 × 217,487.06
  4. Step 4: Simplify right side
    723,060.29x = 235,836,893,454.24
  5. Step 5: Solve for x
    x = 235,836,893,454.24/723,060.29
  6. Step 6: Final answer
    x = 326,164.91

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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.