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Finding the Fourth Proportional to 533,132.47, 799,838.70 and 191,610.37

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Solution

The fourth proportional to 533,132.47, 799,838.70 and 191,610.37 is: 287,465.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,132.47 : 799,838.70 = 191,610.37 : x
  2. Step 2: Convert to fraction form
    533,132.47/799,838.70 = 191,610.37/x
  3. Step 3: Cross multiply
    533,132.47x = 799,838.70 × 191,610.37
  4. Step 4: Simplify right side
    533,132.47x = 153,257,389,247.32
  5. Step 5: Solve for x
    x = 153,257,389,247.32/533,132.47
  6. Step 6: Final answer
    x = 287,465.87

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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.