Home / 694,553.80-1,041,830.70-454,016.20

Finding the Fourth Proportional to 694,553.80, 1,041,830.70 and 454,016.20

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Solution

The fourth proportional to 694,553.80, 1,041,830.70 and 454,016.20 is: 681,024.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,553.80 : 1,041,830.70 = 454,016.20 : x
  2. Step 2: Convert to fraction form
    694,553.80/1,041,830.70 = 454,016.20/x
  3. Step 3: Cross multiply
    694,553.80x = 1,041,830.70 × 454,016.20
  4. Step 4: Simplify right side
    694,553.80x = 473,008,015,457.34
  5. Step 5: Solve for x
    x = 473,008,015,457.34/694,553.80
  6. Step 6: Final answer
    x = 681,024.30

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Double scale
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Similar ratio
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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.