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Finding the Fourth Proportional to 416,639.32, 624,830.02 and 150,366.13

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Solution

The fourth proportional to 416,639.32, 624,830.02 and 150,366.13 is: 225,502.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,639.32 : 624,830.02 = 150,366.13 : x
  2. Step 2: Convert to fraction form
    416,639.32/624,830.02 = 150,366.13/x
  3. Step 3: Cross multiply
    416,639.32x = 624,830.02 × 150,366.13
  4. Step 4: Simplify right side
    416,639.32x = 93,953,272,015.22
  5. Step 5: Solve for x
    x = 93,953,272,015.22/416,639.32
  6. Step 6: Final answer
    x = 225,502.65

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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.