Home / 382,296.25-527,569.43-212,530.38

Finding the Fourth Proportional to 382,296.25, 527,569.43 and 212,530.38

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Solution

The fourth proportional to 382,296.25, 527,569.43 and 212,530.38 is: 293,292.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,296.25 : 527,569.43 = 212,530.38 : x
  2. Step 2: Convert to fraction form
    382,296.25/527,569.43 = 212,530.38/x
  3. Step 3: Cross multiply
    382,296.25x = 527,569.43 × 212,530.38
  4. Step 4: Simplify right side
    382,296.25x = 112,124,531,434.28
  5. Step 5: Solve for x
    x = 112,124,531,434.28/382,296.25
  6. Step 6: Final answer
    x = 293,292.26

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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.