Home / 418,270.26-577,166.11-236,943.36

Finding the Fourth Proportional to 418,270.26, 577,166.11 and 236,943.36

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Solution

The fourth proportional to 418,270.26, 577,166.11 and 236,943.36 is: 326,955.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,270.26 : 577,166.11 = 236,943.36 : x
  2. Step 2: Convert to fraction form
    418,270.26/577,166.11 = 236,943.36/x
  3. Step 3: Cross multiply
    418,270.26x = 577,166.11 × 236,943.36
  4. Step 4: Simplify right side
    418,270.26x = 136,755,673,310.98
  5. Step 5: Solve for x
    x = 136,755,673,310.98/418,270.26
  6. Step 6: Final answer
    x = 326,955.29

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1.5x scale

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.