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Finding the Fourth Proportional to 416,542.06, 624,340.59 and 191,437.24

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Solution

The fourth proportional to 416,542.06, 624,340.59 and 191,437.24 is: 286,938.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,542.06 : 624,340.59 = 191,437.24 : x
  2. Step 2: Convert to fraction form
    416,542.06/624,340.59 = 191,437.24/x
  3. Step 3: Cross multiply
    416,542.06x = 624,340.59 × 191,437.24
  4. Step 4: Simplify right side
    416,542.06x = 119,522,039,369.57
  5. Step 5: Solve for x
    x = 119,522,039,369.57/416,542.06
  6. Step 6: Final answer
    x = 286,938.71

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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.