Home / 413,035.77-619,304.40-185,289.87

Finding the Fourth Proportional to 413,035.77, 619,304.40 and 185,289.87

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Solution

The fourth proportional to 413,035.77, 619,304.40 and 185,289.87 is: 277,822.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,035.77 : 619,304.40 = 185,289.87 : x
  2. Step 2: Convert to fraction form
    413,035.77/619,304.40 = 185,289.87/x
  3. Step 3: Cross multiply
    413,035.77x = 619,304.40 × 185,289.87
  4. Step 4: Simplify right side
    413,035.77x = 114,750,831,766.43
  5. Step 5: Solve for x
    x = 114,750,831,766.43/413,035.77
  6. Step 6: Final answer
    x = 277,822.99

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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.