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Finding the Fourth Proportional to 474,384.08, 654,648.84 and 259,523.60

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Solution

The fourth proportional to 474,384.08, 654,648.84 and 259,523.60 is: 358,141.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,384.08 : 654,648.84 = 259,523.60 : x
  2. Step 2: Convert to fraction form
    474,384.08/654,648.84 = 259,523.60/x
  3. Step 3: Cross multiply
    474,384.08x = 654,648.84 × 259,523.60
  4. Step 4: Simplify right side
    474,384.08x = 169,896,823,692.62
  5. Step 5: Solve for x
    x = 169,896,823,692.62/474,384.08
  6. Step 6: Final answer
    x = 358,141.92

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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.