Home / 828,151.24-1,241,341.12-378,197.86

Finding the Fourth Proportional to 828,151.24, 1,241,341.12 and 378,197.86

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Solution

The fourth proportional to 828,151.24, 1,241,341.12 and 378,197.86 is: 566,892.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,151.24 : 1,241,341.12 = 378,197.86 : x
  2. Step 2: Convert to fraction form
    828,151.24/1,241,341.12 = 378,197.86/x
  3. Step 3: Cross multiply
    828,151.24x = 1,241,341.12 × 378,197.86
  4. Step 4: Simplify right side
    828,151.24x = 469,472,552,683.55
  5. Step 5: Solve for x
    x = 469,472,552,683.55/828,151.24
  6. Step 6: Final answer
    x = 566,892.29

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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.