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Finding the Fourth Proportional to 362,015.18, 499,573.28 and 200,866.76

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Solution

The fourth proportional to 362,015.18, 499,573.28 and 200,866.76 is: 277,191.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,015.18 : 499,573.28 = 200,866.76 : x
  2. Step 2: Convert to fraction form
    362,015.18/499,573.28 = 200,866.76/x
  3. Step 3: Cross multiply
    362,015.18x = 499,573.28 × 200,866.76
  4. Step 4: Simplify right side
    362,015.18x = 100,347,666,136.17
  5. Step 5: Solve for x
    x = 100,347,666,136.17/362,015.18
  6. Step 6: Final answer
    x = 277,191.87

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1.5x scale

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.