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Finding the Fourth Proportional to 481,952.70, 722,799.45 and 201,411.90

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Solution

The fourth proportional to 481,952.70, 722,799.45 and 201,411.90 is: 302,063.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,952.70 : 722,799.45 = 201,411.90 : x
  2. Step 2: Convert to fraction form
    481,952.70/722,799.45 = 201,411.90/x
  3. Step 3: Cross multiply
    481,952.70x = 722,799.45 × 201,411.90
  4. Step 4: Simplify right side
    481,952.70x = 145,580,410,543.46
  5. Step 5: Solve for x
    x = 145,580,410,543.46/481,952.70
  6. Step 6: Final answer
    x = 302,063.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.