Home / 434,174.39-599,154.08-243,194.61

Finding the Fourth Proportional to 434,174.39, 599,154.08 and 243,194.61

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Solution

The fourth proportional to 434,174.39, 599,154.08 and 243,194.61 is: 335,604.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,174.39 : 599,154.08 = 243,194.61 : x
  2. Step 2: Convert to fraction form
    434,174.39/599,154.08 = 243,194.61/x
  3. Step 3: Cross multiply
    434,174.39x = 599,154.08 × 243,194.61
  4. Step 4: Simplify right side
    434,174.39x = 145,711,042,815.51
  5. Step 5: Solve for x
    x = 145,711,042,815.51/434,174.39
  6. Step 6: Final answer
    x = 335,604.88

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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.