Home / 521,240.08-719,306.44-294,885.58

Finding the Fourth Proportional to 521,240.08, 719,306.44 and 294,885.58

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Solution

The fourth proportional to 521,240.08, 719,306.44 and 294,885.58 is: 406,939.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,240.08 : 719,306.44 = 294,885.58 : x
  2. Step 2: Convert to fraction form
    521,240.08/719,306.44 = 294,885.58/x
  3. Step 3: Cross multiply
    521,240.08x = 719,306.44 × 294,885.58
  4. Step 4: Simplify right side
    521,240.08x = 212,113,096,757.14
  5. Step 5: Solve for x
    x = 212,113,096,757.14/521,240.08
  6. Step 6: Final answer
    x = 406,939.35

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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.