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Finding the Fourth Proportional to 474,793.02, 655,194.63 and 259,927.74

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Solution

The fourth proportional to 474,793.02, 655,194.63 and 259,927.74 is: 358,689.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,793.02 : 655,194.63 = 259,927.74 : x
  2. Step 2: Convert to fraction form
    474,793.02/655,194.63 = 259,927.74/x
  3. Step 3: Cross multiply
    474,793.02x = 655,194.63 × 259,927.74
  4. Step 4: Simplify right side
    474,793.02x = 170,303,259,436.04
  5. Step 5: Solve for x
    x = 170,303,259,436.04/474,793.02
  6. Step 6: Final answer
    x = 358,689.48

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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.