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Finding the Fourth Proportional to 518,055.38, 777,525.93 and 202,733.72

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Solution

The fourth proportional to 518,055.38, 777,525.93 and 202,733.72 is: 304,273.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,055.38 : 777,525.93 = 202,733.72 : x
  2. Step 2: Convert to fraction form
    518,055.38/777,525.93 = 202,733.72/x
  3. Step 3: Cross multiply
    518,055.38x = 777,525.93 × 202,733.72
  4. Step 4: Simplify right side
    518,055.38x = 157,630,720,297.73
  5. Step 5: Solve for x
    x = 157,630,720,297.73/518,055.38
  6. Step 6: Final answer
    x = 304,273.88

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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.