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Finding the Fourth Proportional to 408,804.19, 613,206.45 and 183,901.92

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Solution

The fourth proportional to 408,804.19, 613,206.45 and 183,901.92 is: 275,852.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,804.19 : 613,206.45 = 183,901.92 : x
  2. Step 2: Convert to fraction form
    408,804.19/613,206.45 = 183,901.92/x
  3. Step 3: Cross multiply
    408,804.19x = 613,206.45 × 183,901.92
  4. Step 4: Simplify right side
    408,804.19x = 112,769,843,511.38
  5. Step 5: Solve for x
    x = 112,769,843,511.38/408,804.19
  6. Step 6: Final answer
    x = 275,852.95

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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.