Home / 662,514.31-914,297.22-376,061.05

Finding the Fourth Proportional to 662,514.31, 914,297.22 and 376,061.05

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Solution

The fourth proportional to 662,514.31, 914,297.22 and 376,061.05 is: 518,979.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,514.31 : 914,297.22 = 376,061.05 : x
  2. Step 2: Convert to fraction form
    662,514.31/914,297.22 = 376,061.05/x
  3. Step 3: Cross multiply
    662,514.31x = 914,297.22 × 376,061.05
  4. Step 4: Simplify right side
    662,514.31x = 343,831,566,113.49
  5. Step 5: Solve for x
    x = 343,831,566,113.49/662,514.31
  6. Step 6: Final answer
    x = 518,979.84

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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.