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Finding the Fourth Proportional to 249,532.78, 344,363.73 and 136,362.82

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Solution

The fourth proportional to 249,532.78, 344,363.73 and 136,362.82 is: 188,185.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,532.78 : 344,363.73 = 136,362.82 : x
  2. Step 2: Convert to fraction form
    249,532.78/344,363.73 = 136,362.82/x
  3. Step 3: Cross multiply
    249,532.78x = 344,363.73 × 136,362.82
  4. Step 4: Simplify right side
    249,532.78x = 46,958,409,328.52
  5. Step 5: Solve for x
    x = 46,958,409,328.52/249,532.78
  6. Step 6: Final answer
    x = 188,185.33

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1.5x scale

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.