Home / 918,136.37-1,377,202.77-244,218.40

Finding the Fourth Proportional to 918,136.37, 1,377,202.77 and 244,218.40

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Solution

The fourth proportional to 918,136.37, 1,377,202.77 and 244,218.40 is: 366,327.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,136.37 : 1,377,202.77 = 244,218.40 : x
  2. Step 2: Convert to fraction form
    918,136.37/1,377,202.77 = 244,218.40/x
  3. Step 3: Cross multiply
    918,136.37x = 1,377,202.77 × 244,218.40
  4. Step 4: Simplify right side
    918,136.37x = 336,338,253,521.96
  5. Step 5: Solve for x
    x = 336,338,253,521.96/918,136.37
  6. Step 6: Final answer
    x = 366,327.12

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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.