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Finding the Fourth Proportional to 396,585.76, 547,254.48 and 226,792.48

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Solution

The fourth proportional to 396,585.76, 547,254.48 and 226,792.48 is: 312,954.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,585.76 : 547,254.48 = 226,792.48 : x
  2. Step 2: Convert to fraction form
    396,585.76/547,254.48 = 226,792.48/x
  3. Step 3: Cross multiply
    396,585.76x = 547,254.48 × 226,792.48
  4. Step 4: Simplify right side
    396,585.76x = 124,113,200,710.31
  5. Step 5: Solve for x
    x = 124,113,200,710.31/396,585.76
  6. Step 6: Final answer
    x = 312,954.25

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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.