Home / 374,151.45-516,340.34-204,396.51

Finding the Fourth Proportional to 374,151.45, 516,340.34 and 204,396.51

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Solution

The fourth proportional to 374,151.45, 516,340.34 and 204,396.51 is: 282,073.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,151.45 : 516,340.34 = 204,396.51 : x
  2. Step 2: Convert to fraction form
    374,151.45/516,340.34 = 204,396.51/x
  3. Step 3: Cross multiply
    374,151.45x = 516,340.34 × 204,396.51
  4. Step 4: Simplify right side
    374,151.45x = 105,538,163,468.21
  5. Step 5: Solve for x
    x = 105,538,163,468.21/374,151.45
  6. Step 6: Final answer
    x = 282,073.38

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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.