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Finding the Fourth Proportional to 576,049.68, 864,214.75 and 191,797.53

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Solution

The fourth proportional to 576,049.68, 864,214.75 and 191,797.53 is: 287,742.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,049.68 : 864,214.75 = 191,797.53 : x
  2. Step 2: Convert to fraction form
    576,049.68/864,214.75 = 191,797.53/x
  3. Step 3: Cross multiply
    576,049.68x = 864,214.75 × 191,797.53
  4. Step 4: Simplify right side
    576,049.68x = 165,754,251,438.51
  5. Step 5: Solve for x
    x = 165,754,251,438.51/576,049.68
  6. Step 6: Final answer
    x = 287,742.98

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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.