Home / 521,028.50-719,019.33-294,669.14

Finding the Fourth Proportional to 521,028.50, 719,019.33 and 294,669.14

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Solution

The fourth proportional to 521,028.50, 719,019.33 and 294,669.14 is: 406,643.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,028.50 : 719,019.33 = 294,669.14 : x
  2. Step 2: Convert to fraction form
    521,028.50/719,019.33 = 294,669.14/x
  3. Step 3: Cross multiply
    521,028.50x = 719,019.33 × 294,669.14
  4. Step 4: Simplify right side
    521,028.50x = 211,872,807,614.48
  5. Step 5: Solve for x
    x = 211,872,807,614.48/521,028.50
  6. Step 6: Final answer
    x = 406,643.41

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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.