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Finding the Fourth Proportional to 682,337.48, 941,610.62 and 376,414.10

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Solution

The fourth proportional to 682,337.48, 941,610.62 and 376,414.10 is: 519,443.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,337.48 : 941,610.62 = 376,414.10 : x
  2. Step 2: Convert to fraction form
    682,337.48/941,610.62 = 376,414.10/x
  3. Step 3: Cross multiply
    682,337.48x = 941,610.62 × 376,414.10
  4. Step 4: Simplify right side
    682,337.48x = 354,435,514,077.74
  5. Step 5: Solve for x
    x = 354,435,514,077.74/682,337.48
  6. Step 6: Final answer
    x = 519,443.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.