Home / 789,034.10-1,182,190.35-367,445.30

Finding the Fourth Proportional to 789,034.10, 1,182,190.35 and 367,445.30

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Solution

The fourth proportional to 789,034.10, 1,182,190.35 and 367,445.30 is: 550,534.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,034.10 : 1,182,190.35 = 367,445.30 : x
  2. Step 2: Convert to fraction form
    789,034.10/1,182,190.35 = 367,445.30/x
  3. Step 3: Cross multiply
    789,034.10x = 1,182,190.35 × 367,445.30
  4. Step 4: Simplify right side
    789,034.10x = 434,390,287,812.86
  5. Step 5: Solve for x
    x = 434,390,287,812.86/789,034.10
  6. Step 6: Final answer
    x = 550,534.24

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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.