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Finding the Fourth Proportional to 537,080.16, 805,620.24 and 255,744.48

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Solution

The fourth proportional to 537,080.16, 805,620.24 and 255,744.48 is: 383,616.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,080.16 : 805,620.24 = 255,744.48 : x
  2. Step 2: Convert to fraction form
    537,080.16/805,620.24 = 255,744.48/x
  3. Step 3: Cross multiply
    537,080.16x = 805,620.24 × 255,744.48
  4. Step 4: Simplify right side
    537,080.16x = 206,032,929,356.28
  5. Step 5: Solve for x
    x = 206,032,929,356.28/537,080.16
  6. Step 6: Final answer
    x = 383,616.72

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Similar ratio
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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.