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Finding the Fourth Proportional to 474,308.91, 654,532.38 and 259,444.35

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Solution

The fourth proportional to 474,308.91, 654,532.38 and 259,444.35 is: 358,025.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,308.91 : 654,532.38 = 259,444.35 : x
  2. Step 2: Convert to fraction form
    474,308.91/654,532.38 = 259,444.35/x
  3. Step 3: Cross multiply
    474,308.91x = 654,532.38 × 259,444.35
  4. Step 4: Simplify right side
    474,308.91x = 169,814,727,883.05
  5. Step 5: Solve for x
    x = 169,814,727,883.05/474,308.91
  6. Step 6: Final answer
    x = 358,025.59

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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.