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Finding the Fourth Proportional to 524,363.38, 785,827.44 and 396,174.26

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Solution

The fourth proportional to 524,363.38, 785,827.44 and 396,174.26 is: 593,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,363.38 : 785,827.44 = 396,174.26 : x
  2. Step 2: Convert to fraction form
    524,363.38/785,827.44 = 396,174.26/x
  3. Step 3: Cross multiply
    524,363.38x = 785,827.44 × 396,174.26
  4. Step 4: Simplify right side
    524,363.38x = 311,324,606,494.26
  5. Step 5: Solve for x
    x = 311,324,606,494.26/524,363.38
  6. Step 6: Final answer
    x = 593,719.20

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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.