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Finding the Fourth Proportional to 343,966.67, 474,658.03 and 191,014.56

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Solution

The fourth proportional to 343,966.67, 474,658.03 and 191,014.56 is: 263,591.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,966.67 : 474,658.03 = 191,014.56 : x
  2. Step 2: Convert to fraction form
    343,966.67/474,658.03 = 191,014.56/x
  3. Step 3: Cross multiply
    343,966.67x = 474,658.03 × 191,014.56
  4. Step 4: Simplify right side
    343,966.67x = 90,666,594,750.92
  5. Step 5: Solve for x
    x = 90,666,594,750.92/343,966.67
  6. Step 6: Final answer
    x = 263,591.22

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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.