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Finding the Fourth Proportional to 431,465.00, 595,442.07 and 240,479.75

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Solution

The fourth proportional to 431,465.00, 595,442.07 and 240,479.75 is: 331,873.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,465.00 : 595,442.07 = 240,479.75 : x
  2. Step 2: Convert to fraction form
    431,465.00/595,442.07 = 240,479.75/x
  3. Step 3: Cross multiply
    431,465.00x = 595,442.07 × 240,479.75
  4. Step 4: Simplify right side
    431,465.00x = 143,191,761,621.69
  5. Step 5: Solve for x
    x = 143,191,761,621.69/431,465.00
  6. Step 6: Final answer
    x = 331,873.42

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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.