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Finding the Fourth Proportional to 448,053.70, 618,312.24 and 244,104

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Solution

The fourth proportional to 448,053.70, 618,312.24 and 244,104 is: 336,862.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,053.70 : 618,312.24 = 244,104 : x
  2. Step 2: Convert to fraction form
    448,053.70/618,312.24 = 244,104/x
  3. Step 3: Cross multiply
    448,053.70x = 618,312.24 × 244,104
  4. Step 4: Simplify right side
    448,053.70x = 150,932,491,032.96
  5. Step 5: Solve for x
    x = 150,932,491,032.96/448,053.70
  6. Step 6: Final answer
    x = 336,862.50

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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.