Home / 667,624.17-1,001,561.76-268,296.60

Finding the Fourth Proportional to 667,624.17, 1,001,561.76 and 268,296.60

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Solution

The fourth proportional to 667,624.17, 1,001,561.76 and 268,296.60 is: 402,495.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,624.17 : 1,001,561.76 = 268,296.60 : x
  2. Step 2: Convert to fraction form
    667,624.17/1,001,561.76 = 268,296.60/x
  3. Step 3: Cross multiply
    667,624.17x = 1,001,561.76 × 268,296.60
  4. Step 4: Simplify right side
    667,624.17x = 268,715,614,898.02
  5. Step 5: Solve for x
    x = 268,715,614,898.02/667,624.17
  6. Step 6: Final answer
    x = 402,495.34

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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.