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Finding the Fourth Proportional to 262,833.50, 362,710.24 and 143,601.50

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Solution

The fourth proportional to 262,833.50, 362,710.24 and 143,601.50 is: 198,170.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,833.50 : 362,710.24 = 143,601.50 : x
  2. Step 2: Convert to fraction form
    262,833.50/362,710.24 = 143,601.50/x
  3. Step 3: Cross multiply
    262,833.50x = 362,710.24 × 143,601.50
  4. Step 4: Simplify right side
    262,833.50x = 52,085,734,529.36
  5. Step 5: Solve for x
    x = 52,085,734,529.36/262,833.50
  6. Step 6: Final answer
    x = 198,170.08

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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.