Home / 278,526.46-417,412.17-203,293.66

Finding the Fourth Proportional to 278,526.46, 417,412.17 and 203,293.66

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Solution

The fourth proportional to 278,526.46, 417,412.17 and 203,293.66 is: 304,664.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,526.46 : 417,412.17 = 203,293.66 : x
  2. Step 2: Convert to fraction form
    278,526.46/417,412.17 = 203,293.66/x
  3. Step 3: Cross multiply
    278,526.46x = 417,412.17 × 203,293.66
  4. Step 4: Simplify right side
    278,526.46x = 84,857,247,767.84
  5. Step 5: Solve for x
    x = 84,857,247,767.84/278,526.46
  6. Step 6: Final answer
    x = 304,664.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.