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Finding the Fourth Proportional to 410,805.02, 566,813.75 and 238,620.69

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Solution

The fourth proportional to 410,805.02, 566,813.75 and 238,620.69 is: 329,240.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,805.02 : 566,813.75 = 238,620.69 : x
  2. Step 2: Convert to fraction form
    410,805.02/566,813.75 = 238,620.69/x
  3. Step 3: Cross multiply
    410,805.02x = 566,813.75 × 238,620.69
  4. Step 4: Simplify right side
    410,805.02x = 135,253,486,933.38
  5. Step 5: Solve for x
    x = 135,253,486,933.38/410,805.02
  6. Step 6: Final answer
    x = 329,240.10

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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.