Home / 669,232.55-1,003,901.45-189,452.59

Finding the Fourth Proportional to 669,232.55, 1,003,901.45 and 189,452.59

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Solution

The fourth proportional to 669,232.55, 1,003,901.45 and 189,452.59 is: 284,193.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,232.55 : 1,003,901.45 = 189,452.59 : x
  2. Step 2: Convert to fraction form
    669,232.55/1,003,901.45 = 189,452.59/x
  3. Step 3: Cross multiply
    669,232.55x = 1,003,901.45 × 189,452.59
  4. Step 4: Simplify right side
    669,232.55x = 190,191,726,350.24
  5. Step 5: Solve for x
    x = 190,191,726,350.24/669,232.55
  6. Step 6: Final answer
    x = 284,193.78

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Double scale
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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.