Home / 617,834.24-926,887.20-351,719.36

Finding the Fourth Proportional to 617,834.24, 926,887.20 and 351,719.36

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Solution

The fourth proportional to 617,834.24, 926,887.20 and 351,719.36 is: 527,656.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,834.24 : 926,887.20 = 351,719.36 : x
  2. Step 2: Convert to fraction form
    617,834.24/926,887.20 = 351,719.36/x
  3. Step 3: Cross multiply
    617,834.24x = 926,887.20 × 351,719.36
  4. Step 4: Simplify right side
    617,834.24x = 326,004,172,776.19
  5. Step 5: Solve for x
    x = 326,004,172,776.19/617,834.24
  6. Step 6: Final answer
    x = 527,656.37

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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.