Home / 1,377,250.80-2,065,876.20-366,370.80

Finding the Fourth Proportional to 1,377,250.80, 2,065,876.20 and 366,370.80

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Solution

The fourth proportional to 1,377,250.80, 2,065,876.20 and 366,370.80 is: 549,556.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,250.80 : 2,065,876.20 = 366,370.80 : x
  2. Step 2: Convert to fraction form
    1,377,250.80/2,065,876.20 = 366,370.80/x
  3. Step 3: Cross multiply
    1,377,250.80x = 2,065,876.20 × 366,370.80
  4. Step 4: Simplify right side
    1,377,250.80x = 756,876,716,094.96
  5. Step 5: Solve for x
    x = 756,876,716,094.96/1,377,250.80
  6. Step 6: Final answer
    x = 549,556.20

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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.