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Finding the Fourth Proportional to 249,117.66, 343,797.23 and 188,592.44

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Solution

The fourth proportional to 249,117.66, 343,797.23 and 188,592.44 is: 260,268.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,117.66 : 343,797.23 = 188,592.44 : x
  2. Step 2: Convert to fraction form
    249,117.66/343,797.23 = 188,592.44/x
  3. Step 3: Cross multiply
    249,117.66x = 343,797.23 × 188,592.44
  4. Step 4: Simplify right side
    249,117.66x = 64,837,557,223.44
  5. Step 5: Solve for x
    x = 64,837,557,223.44/249,117.66
  6. Step 6: Final answer
    x = 260,268.81

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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.