Home / 401,297.22-553,599.36-240,119.82

Finding the Fourth Proportional to 401,297.22, 553,599.36 and 240,119.82

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Solution

The fourth proportional to 401,297.22, 553,599.36 and 240,119.82 is: 331,251.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,297.22 : 553,599.36 = 240,119.82 : x
  2. Step 2: Convert to fraction form
    401,297.22/553,599.36 = 240,119.82/x
  3. Step 3: Cross multiply
    401,297.22x = 553,599.36 × 240,119.82
  4. Step 4: Simplify right side
    401,297.22x = 132,930,178,675.32
  5. Step 5: Solve for x
    x = 132,930,178,675.32/401,297.22
  6. Step 6: Final answer
    x = 331,251.18

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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.