Home / 723,764.56-1,087,343.44-682,865.50

Finding the Fourth Proportional to 723,764.56, 1,087,343.44 and 682,865.50

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Solution

The fourth proportional to 723,764.56, 1,087,343.44 and 682,865.50 is: 1,025,898.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,764.56 : 1,087,343.44 = 682,865.50 : x
  2. Step 2: Convert to fraction form
    723,764.56/1,087,343.44 = 682,865.50/x
  3. Step 3: Cross multiply
    723,764.56x = 1,087,343.44 × 682,865.50
  4. Step 4: Simplify right side
    723,764.56x = 742,509,321,827.32
  5. Step 5: Solve for x
    x = 742,509,321,827.32/723,764.56
  6. Step 6: Final answer
    x = 1,025,898.98

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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.