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Finding the Fourth Proportional to 237,857.36, 328,415.36 and 153,122.04

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Solution

The fourth proportional to 237,857.36, 328,415.36 and 153,122.04 is: 211,419.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,857.36 : 328,415.36 = 153,122.04 : x
  2. Step 2: Convert to fraction form
    237,857.36/328,415.36 = 153,122.04/x
  3. Step 3: Cross multiply
    237,857.36x = 328,415.36 × 153,122.04
  4. Step 4: Simplify right side
    237,857.36x = 50,287,629,124.92
  5. Step 5: Solve for x
    x = 50,287,629,124.92/237,857.36
  6. Step 6: Final answer
    x = 211,419.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.