Home / 616,925.49-851,351.36-344,990.27

Finding the Fourth Proportional to 616,925.49, 851,351.36 and 344,990.27

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Solution

The fourth proportional to 616,925.49, 851,351.36 and 344,990.27 is: 476,083.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,925.49 : 851,351.36 = 344,990.27 : x
  2. Step 2: Convert to fraction form
    616,925.49/851,351.36 = 344,990.27/x
  3. Step 3: Cross multiply
    616,925.49x = 851,351.36 × 344,990.27
  4. Step 4: Simplify right side
    616,925.49x = 293,707,929,569.56
  5. Step 5: Solve for x
    x = 293,707,929,569.56/616,925.49
  6. Step 6: Final answer
    x = 476,083.31

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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.