Home / 362,002.20-543,178.60-148,927.58

Finding the Fourth Proportional to 362,002.20, 543,178.60 and 148,927.58

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Solution

The fourth proportional to 362,002.20, 543,178.60 and 148,927.58 is: 223,463.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,002.20 : 543,178.60 = 148,927.58 : x
  2. Step 2: Convert to fraction form
    362,002.20/543,178.60 = 148,927.58/x
  3. Step 3: Cross multiply
    362,002.20x = 543,178.60 × 148,927.58
  4. Step 4: Simplify right side
    362,002.20x = 80,894,274,405.79
  5. Step 5: Solve for x
    x = 80,894,274,405.79/362,002.20
  6. Step 6: Final answer
    x = 223,463.49

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Half scale
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Double scale
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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.