Home / 385,536.24-532,039.93-215,770.37

Finding the Fourth Proportional to 385,536.24, 532,039.93 and 215,770.37

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Solution

The fourth proportional to 385,536.24, 532,039.93 and 215,770.37 is: 297,763.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,536.24 : 532,039.93 = 215,770.37 : x
  2. Step 2: Convert to fraction form
    385,536.24/532,039.93 = 215,770.37/x
  3. Step 3: Cross multiply
    385,536.24x = 532,039.93 × 215,770.37
  4. Step 4: Simplify right side
    385,536.24x = 114,798,449,351.25
  5. Step 5: Solve for x
    x = 114,798,449,351.25/385,536.24
  6. Step 6: Final answer
    x = 297,763.06

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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.