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Finding the Fourth Proportional to 448,323.52, 618,682.40 and 244,374.43

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Solution

The fourth proportional to 448,323.52, 618,682.40 and 244,374.43 is: 337,234.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,323.52 : 618,682.40 = 244,374.43 : x
  2. Step 2: Convert to fraction form
    448,323.52/618,682.40 = 244,374.43/x
  3. Step 3: Cross multiply
    448,323.52x = 618,682.40 × 244,374.43
  4. Step 4: Simplify right side
    448,323.52x = 151,190,158,851.03
  5. Step 5: Solve for x
    x = 151,190,158,851.03/448,323.52
  6. Step 6: Final answer
    x = 337,234.50

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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.