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Finding the Fourth Proportional to 448,686.39, 619,194.59 and 244,737.30

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Solution

The fourth proportional to 448,686.39, 619,194.59 and 244,737.30 is: 337,741.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,686.39 : 619,194.59 = 244,737.30 : x
  2. Step 2: Convert to fraction form
    448,686.39/619,194.59 = 244,737.30/x
  3. Step 3: Cross multiply
    448,686.39x = 619,194.59 × 244,737.30
  4. Step 4: Simplify right side
    448,686.39x = 151,540,010,907.52
  5. Step 5: Solve for x
    x = 151,540,010,907.52/448,686.39
  6. Step 6: Final answer
    x = 337,741.49

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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.