Home / 394,258.24-544,076.04-212,970.11

Finding the Fourth Proportional to 394,258.24, 544,076.04 and 212,970.11

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Solution

The fourth proportional to 394,258.24, 544,076.04 and 212,970.11 is: 293,898.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,258.24 : 544,076.04 = 212,970.11 : x
  2. Step 2: Convert to fraction form
    394,258.24/544,076.04 = 212,970.11/x
  3. Step 3: Cross multiply
    394,258.24x = 544,076.04 × 212,970.11
  4. Step 4: Simplify right side
    394,258.24x = 115,871,934,027.89
  5. Step 5: Solve for x
    x = 115,871,934,027.89/394,258.24
  6. Step 6: Final answer
    x = 293,898.58

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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.