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Finding the Fourth Proportional to 518,162.44, 777,271.52 and 163,204.24

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Solution

The fourth proportional to 518,162.44, 777,271.52 and 163,204.24 is: 244,815.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,162.44 : 777,271.52 = 163,204.24 : x
  2. Step 2: Convert to fraction form
    518,162.44/777,271.52 = 163,204.24/x
  3. Step 3: Cross multiply
    518,162.44x = 777,271.52 × 163,204.24
  4. Step 4: Simplify right side
    518,162.44x = 126,854,007,695.25
  5. Step 5: Solve for x
    x = 126,854,007,695.25/518,162.44
  6. Step 6: Final answer
    x = 244,815.13

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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.