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Finding the Fourth Proportional to 544,882.66, 817,315.77 and 245,151.58

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Solution

The fourth proportional to 544,882.66, 817,315.77 and 245,151.58 is: 367,723.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,882.66 : 817,315.77 = 245,151.58 : x
  2. Step 2: Convert to fraction form
    544,882.66/817,315.77 = 245,151.58/x
  3. Step 3: Cross multiply
    544,882.66x = 817,315.77 × 245,151.58
  4. Step 4: Simplify right side
    544,882.66x = 200,366,252,374.42
  5. Step 5: Solve for x
    x = 200,366,252,374.42/544,882.66
  6. Step 6: Final answer
    x = 367,723.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.