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Finding the Fourth Proportional to 326,077.38, 449,602.65 and 301,894.02

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Solution

The fourth proportional to 326,077.38, 449,602.65 and 301,894.02 is: 416,258.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,077.38 : 449,602.65 = 301,894.02 : x
  2. Step 2: Convert to fraction form
    326,077.38/449,602.65 = 301,894.02/x
  3. Step 3: Cross multiply
    326,077.38x = 449,602.65 × 301,894.02
  4. Step 4: Simplify right side
    326,077.38x = 135,732,351,411.15
  5. Step 5: Solve for x
    x = 135,732,351,411.15/326,077.38
  6. Step 6: Final answer
    x = 416,258.10

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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.