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Finding the Fourth Proportional to 451,568.16, 677,265.90 and 226,866.32

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Solution

The fourth proportional to 451,568.16, 677,265.90 and 226,866.32 is: 340,256.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,568.16 : 677,265.90 = 226,866.32 : x
  2. Step 2: Convert to fraction form
    451,568.16/677,265.90 = 226,866.32/x
  3. Step 3: Cross multiply
    451,568.16x = 677,265.90 × 226,866.32
  4. Step 4: Simplify right side
    451,568.16x = 153,648,822,394.49
  5. Step 5: Solve for x
    x = 153,648,822,394.49/451,568.16
  6. Step 6: Final answer
    x = 340,256.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.