Home / 616,933.62-851,352.40-341,301.66

Finding the Fourth Proportional to 616,933.62, 851,352.40 and 341,301.66

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Solution

The fourth proportional to 616,933.62, 851,352.40 and 341,301.66 is: 470,987.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,933.62 : 851,352.40 = 341,301.66 : x
  2. Step 2: Convert to fraction form
    616,933.62/851,352.40 = 341,301.66/x
  3. Step 3: Cross multiply
    616,933.62x = 851,352.40 × 341,301.66
  4. Step 4: Simplify right side
    616,933.62x = 290,567,987,364.98
  5. Step 5: Solve for x
    x = 290,567,987,364.98/616,933.62
  6. Step 6: Final answer
    x = 470,987.44

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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.