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Finding the Fourth Proportional to 416,167.36, 624,343.92 and 163,472.32

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Solution

The fourth proportional to 416,167.36, 624,343.92 and 163,472.32 is: 245,244.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,167.36 : 624,343.92 = 163,472.32 : x
  2. Step 2: Convert to fraction form
    416,167.36/624,343.92 = 163,472.32/x
  3. Step 3: Cross multiply
    416,167.36x = 624,343.92 × 163,472.32
  4. Step 4: Simplify right side
    416,167.36x = 102,062,949,080.29
  5. Step 5: Solve for x
    x = 102,062,949,080.29/416,167.36
  6. Step 6: Final answer
    x = 245,244.96

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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.