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Finding the Fourth Proportional to 369,713.83, 510,202.18 and 199,947.95

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Solution

The fourth proportional to 369,713.83, 510,202.18 and 199,947.95 is: 275,926.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,713.83 : 510,202.18 = 199,947.95 : x
  2. Step 2: Convert to fraction form
    369,713.83/510,202.18 = 199,947.95/x
  3. Step 3: Cross multiply
    369,713.83x = 510,202.18 × 199,947.95
  4. Step 4: Simplify right side
    369,713.83x = 102,013,879,976.53
  5. Step 5: Solve for x
    x = 102,013,879,976.53/369,713.83
  6. Step 6: Final answer
    x = 275,926.60

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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.