Home / 294,092.19-405,618.42-212,725.67

Finding the Fourth Proportional to 294,092.19, 405,618.42 and 212,725.67

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Solution

The fourth proportional to 294,092.19, 405,618.42 and 212,725.67 is: 293,395.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,092.19 : 405,618.42 = 212,725.67 : x
  2. Step 2: Convert to fraction form
    294,092.19/405,618.42 = 212,725.67/x
  3. Step 3: Cross multiply
    294,092.19x = 405,618.42 × 212,725.67
  4. Step 4: Simplify right side
    294,092.19x = 86,285,448,130.75
  5. Step 5: Solve for x
    x = 86,285,448,130.75/294,092.19
  6. Step 6: Final answer
    x = 293,395.92

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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.