Home / 417,583.27-626,376.12-177,635.35

Finding the Fourth Proportional to 417,583.27, 626,376.12 and 177,635.35

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Solution

The fourth proportional to 417,583.27, 626,376.12 and 177,635.35 is: 266,453.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,583.27 : 626,376.12 = 177,635.35 : x
  2. Step 2: Convert to fraction form
    417,583.27/626,376.12 = 177,635.35/x
  3. Step 3: Cross multiply
    417,583.27x = 626,376.12 × 177,635.35
  4. Step 4: Simplify right side
    417,583.27x = 111,266,541,307.84
  5. Step 5: Solve for x
    x = 111,266,541,307.84/417,583.27
  6. Step 6: Final answer
    x = 266,453.54

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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.