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Finding the Fourth Proportional to 439,148.63, 606,025.53 and 237,944.63

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Solution

The fourth proportional to 439,148.63, 606,025.53 and 237,944.63 is: 328,363.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,148.63 : 606,025.53 = 237,944.63 : x
  2. Step 2: Convert to fraction form
    439,148.63/606,025.53 = 237,944.63/x
  3. Step 3: Cross multiply
    439,148.63x = 606,025.53 × 237,944.63
  4. Step 4: Simplify right side
    439,148.63x = 144,200,517,476.28
  5. Step 5: Solve for x
    x = 144,200,517,476.28/439,148.63
  6. Step 6: Final answer
    x = 328,363.81

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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.