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Finding the Fourth Proportional to 199,594.68, 299,340.90 and 59,320.50

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Solution

The fourth proportional to 199,594.68, 299,340.90 and 59,320.50 is: 88,965.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,594.68 : 299,340.90 = 59,320.50 : x
  2. Step 2: Convert to fraction form
    199,594.68/299,340.90 = 59,320.50/x
  3. Step 3: Cross multiply
    199,594.68x = 299,340.90 × 59,320.50
  4. Step 4: Simplify right side
    199,594.68x = 17,757,051,858.45
  5. Step 5: Solve for x
    x = 17,757,051,858.45/199,594.68
  6. Step 6: Final answer
    x = 88,965.56

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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.