Home / 612,822.95-919,382.04-192,098.82

Finding the Fourth Proportional to 612,822.95, 919,382.04 and 192,098.82

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Solution

The fourth proportional to 612,822.95, 919,382.04 and 192,098.82 is: 288,194.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,822.95 : 919,382.04 = 192,098.82 : x
  2. Step 2: Convert to fraction form
    612,822.95/919,382.04 = 192,098.82/x
  3. Step 3: Cross multiply
    612,822.95x = 919,382.04 × 192,098.82
  4. Step 4: Simplify right side
    612,822.95x = 176,612,204,052.70
  5. Step 5: Solve for x
    x = 176,612,204,052.70/612,822.95
  6. Step 6: Final answer
    x = 288,194.50

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1.5x scale

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.