Home / 417,675.65-626,777.04-177,789.17

Finding the Fourth Proportional to 417,675.65, 626,777.04 and 177,789.17

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Solution

The fourth proportional to 417,675.65, 626,777.04 and 177,789.17 is: 266,795.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,675.65 : 626,777.04 = 177,789.17 : x
  2. Step 2: Convert to fraction form
    417,675.65/626,777.04 = 177,789.17/x
  3. Step 3: Cross multiply
    417,675.65x = 626,777.04 × 177,789.17
  4. Step 4: Simplify right side
    417,675.65x = 111,434,168,827.71
  5. Step 5: Solve for x
    x = 111,434,168,827.71/417,675.65
  6. Step 6: Final answer
    x = 266,795.94

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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.