Home / 1,183,793.40-1,775,690.10-435,742.20

Finding the Fourth Proportional to 1,183,793.40, 1,775,690.10 and 435,742.20

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Solution

The fourth proportional to 1,183,793.40, 1,775,690.10 and 435,742.20 is: 653,613.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,793.40 : 1,775,690.10 = 435,742.20 : x
  2. Step 2: Convert to fraction form
    1,183,793.40/1,775,690.10 = 435,742.20/x
  3. Step 3: Cross multiply
    1,183,793.40x = 1,775,690.10 × 435,742.20
  4. Step 4: Simplify right side
    1,183,793.40x = 773,743,110,692.22
  5. Step 5: Solve for x
    x = 773,743,110,692.22/1,183,793.40
  6. Step 6: Final answer
    x = 653,613.30

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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.