Home / 514,110.58-709,371.78-323,013.25

Finding the Fourth Proportional to 514,110.58, 709,371.78 and 323,013.25

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Solution

The fourth proportional to 514,110.58, 709,371.78 and 323,013.25 is: 445,694.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,110.58 : 709,371.78 = 323,013.25 : x
  2. Step 2: Convert to fraction form
    514,110.58/709,371.78 = 323,013.25/x
  3. Step 3: Cross multiply
    514,110.58x = 709,371.78 × 323,013.25
  4. Step 4: Simplify right side
    514,110.58x = 229,136,483,791.50
  5. Step 5: Solve for x
    x = 229,136,483,791.50/514,110.58
  6. Step 6: Final answer
    x = 445,694.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.