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Finding the Fourth Proportional to 448,298.73, 618,648.29 and 244,349.64

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Solution

The fourth proportional to 448,298.73, 618,648.29 and 244,349.64 is: 337,200.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,298.73 : 618,648.29 = 244,349.64 : x
  2. Step 2: Convert to fraction form
    448,298.73/618,648.29 = 244,349.64/x
  3. Step 3: Cross multiply
    448,298.73x = 618,648.29 × 244,349.64
  4. Step 4: Simplify right side
    448,298.73x = 151,166,486,948.12
  5. Step 5: Solve for x
    x = 151,166,486,948.12/448,298.73
  6. Step 6: Final answer
    x = 337,200.35

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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.