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Finding the Fourth Proportional to 441,665.43, 609,452.51 and 248,094.87

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Solution

The fourth proportional to 441,665.43, 609,452.51 and 248,094.87 is: 342,345.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,665.43 : 609,452.51 = 248,094.87 : x
  2. Step 2: Convert to fraction form
    441,665.43/609,452.51 = 248,094.87/x
  3. Step 3: Cross multiply
    441,665.43x = 609,452.51 × 248,094.87
  4. Step 4: Simplify right side
    441,665.43x = 151,202,041,239.62
  5. Step 5: Solve for x
    x = 151,202,041,239.62/441,665.43
  6. Step 6: Final answer
    x = 342,345.20

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1.5x scale

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.