Home / 754,158.16-1,131,237.20-221,683.80

Finding the Fourth Proportional to 754,158.16, 1,131,237.20 and 221,683.80

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Solution

The fourth proportional to 754,158.16, 1,131,237.20 and 221,683.80 is: 332,525.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,158.16 : 1,131,237.20 = 221,683.80 : x
  2. Step 2: Convert to fraction form
    754,158.16/1,131,237.20 = 221,683.80/x
  3. Step 3: Cross multiply
    754,158.16x = 1,131,237.20 × 221,683.80
  4. Step 4: Simplify right side
    754,158.16x = 250,776,961,197.36
  5. Step 5: Solve for x
    x = 250,776,961,197.36/754,158.16
  6. Step 6: Final answer
    x = 332,525.69

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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.