Home / 586,167.20-879,542.40-231,192.80

Finding the Fourth Proportional to 586,167.20, 879,542.40 and 231,192.80

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Solution

The fourth proportional to 586,167.20, 879,542.40 and 231,192.80 is: 346,904.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,167.20 : 879,542.40 = 231,192.80 : x
  2. Step 2: Convert to fraction form
    586,167.20/879,542.40 = 231,192.80/x
  3. Step 3: Cross multiply
    586,167.20x = 879,542.40 × 231,192.80
  4. Step 4: Simplify right side
    586,167.20x = 203,343,870,174.72
  5. Step 5: Solve for x
    x = 203,343,870,174.72/586,167.20
  6. Step 6: Final answer
    x = 346,904.21

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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.