Home / 374,605.20-516,897.18-213,467.04

Finding the Fourth Proportional to 374,605.20, 516,897.18 and 213,467.04

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Solution

The fourth proportional to 374,605.20, 516,897.18 and 213,467.04 is: 294,551.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,605.20 : 516,897.18 = 213,467.04 : x
  2. Step 2: Convert to fraction form
    374,605.20/516,897.18 = 213,467.04/x
  3. Step 3: Cross multiply
    374,605.20x = 516,897.18 × 213,467.04
  4. Step 4: Simplify right side
    374,605.20x = 110,340,510,998.95
  5. Step 5: Solve for x
    x = 110,340,510,998.95/374,605.20
  6. Step 6: Final answer
    x = 294,551.47

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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.