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Finding the Fourth Proportional to 474,523.96, 654,827.34 and 259,649.56

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Solution

The fourth proportional to 474,523.96, 654,827.34 and 259,649.56 is: 358,307.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,523.96 : 654,827.34 = 259,649.56 : x
  2. Step 2: Convert to fraction form
    474,523.96/654,827.34 = 259,649.56/x
  3. Step 3: Cross multiply
    474,523.96x = 654,827.34 × 259,649.56
  4. Step 4: Simplify right side
    474,523.96x = 170,025,630,706.97
  5. Step 5: Solve for x
    x = 170,025,630,706.97/474,523.96
  6. Step 6: Final answer
    x = 358,307.79

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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.