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Finding the Fourth Proportional to 474,698.79, 655,058.98 and 259,797.29

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Solution

The fourth proportional to 474,698.79, 655,058.98 and 259,797.29 is: 358,506.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,698.79 : 655,058.98 = 259,797.29 : x
  2. Step 2: Convert to fraction form
    474,698.79/655,058.98 = 259,797.29/x
  3. Step 3: Cross multiply
    474,698.79x = 655,058.98 × 259,797.29
  4. Step 4: Simplify right side
    474,698.79x = 170,182,543,219.88
  5. Step 5: Solve for x
    x = 170,182,543,219.88/474,698.79
  6. Step 6: Final answer
    x = 358,506.38

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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.