Home / 616,825.80-851,180.22-344,916.12

Finding the Fourth Proportional to 616,825.80, 851,180.22 and 344,916.12

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Solution

The fourth proportional to 616,825.80, 851,180.22 and 344,916.12 is: 475,962.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,825.80 : 851,180.22 = 344,916.12 : x
  2. Step 2: Convert to fraction form
    616,825.80/851,180.22 = 344,916.12/x
  3. Step 3: Cross multiply
    616,825.80x = 851,180.22 × 344,916.12
  4. Step 4: Simplify right side
    616,825.80x = 293,585,778,903.15
  5. Step 5: Solve for x
    x = 293,585,778,903.15/616,825.80
  6. Step 6: Final answer
    x = 475,962.22

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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.