Home / 501,115.26-751,658.30-185,565.18

Finding the Fourth Proportional to 501,115.26, 751,658.30 and 185,565.18

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Solution

The fourth proportional to 501,115.26, 751,658.30 and 185,565.18 is: 278,342.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,115.26 : 751,658.30 = 185,565.18 : x
  2. Step 2: Convert to fraction form
    501,115.26/751,658.30 = 185,565.18/x
  3. Step 3: Cross multiply
    501,115.26x = 751,658.30 × 185,565.18
  4. Step 4: Simplify right side
    501,115.26x = 139,481,607,737.99
  5. Step 5: Solve for x
    x = 139,481,607,737.99/501,115.26
  6. Step 6: Final answer
    x = 278,342.37

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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.