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Finding the Fourth Proportional to 434,350.76, 599,398.26 and 243,367.88

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Solution

The fourth proportional to 434,350.76, 599,398.26 and 243,367.88 is: 335,844.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,350.76 : 599,398.26 = 243,367.88 : x
  2. Step 2: Convert to fraction form
    434,350.76/599,398.26 = 243,367.88/x
  3. Step 3: Cross multiply
    434,350.76x = 599,398.26 × 243,367.88
  4. Step 4: Simplify right side
    434,350.76x = 145,874,283,811.89
  5. Step 5: Solve for x
    x = 145,874,283,811.89/434,350.76
  6. Step 6: Final answer
    x = 335,844.43

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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.