Home / 552,666.26-762,625.04-310,943.54

Finding the Fourth Proportional to 552,666.26, 762,625.04 and 310,943.54

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Solution

The fourth proportional to 552,666.26, 762,625.04 and 310,943.54 is: 429,071.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,666.26 : 762,625.04 = 310,943.54 : x
  2. Step 2: Convert to fraction form
    552,666.26/762,625.04 = 310,943.54/x
  3. Step 3: Cross multiply
    552,666.26x = 762,625.04 × 310,943.54
  4. Step 4: Simplify right side
    552,666.26x = 237,133,329,982.09
  5. Step 5: Solve for x
    x = 237,133,329,982.09/552,666.26
  6. Step 6: Final answer
    x = 429,071.48

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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.