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Finding the Fourth Proportional to 360,928.30, 541,392.45 and 183,781.30

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Solution

The fourth proportional to 360,928.30, 541,392.45 and 183,781.30 is: 275,671.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,928.30 : 541,392.45 = 183,781.30 : x
  2. Step 2: Convert to fraction form
    360,928.30/541,392.45 = 183,781.30/x
  3. Step 3: Cross multiply
    360,928.30x = 541,392.45 × 183,781.30
  4. Step 4: Simplify right side
    360,928.30x = 99,497,808,271.19
  5. Step 5: Solve for x
    x = 99,497,808,271.19/360,928.30
  6. Step 6: Final answer
    x = 275,671.95

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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.