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Finding the Fourth Proportional to 480,540.32, 663,088.32 and 265,651.52

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Solution

The fourth proportional to 480,540.32, 663,088.32 and 265,651.52 is: 366,567.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,540.32 : 663,088.32 = 265,651.52 : x
  2. Step 2: Convert to fraction form
    480,540.32/663,088.32 = 265,651.52/x
  3. Step 3: Cross multiply
    480,540.32x = 663,088.32 × 265,651.52
  4. Step 4: Simplify right side
    480,540.32x = 176,150,420,102.25
  5. Step 5: Solve for x
    x = 176,150,420,102.25/480,540.32
  6. Step 6: Final answer
    x = 366,567.41

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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.