Home / 409,816.35-614,576.88-173,177.55

Finding the Fourth Proportional to 409,816.35, 614,576.88 and 173,177.55

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Solution

The fourth proportional to 409,816.35, 614,576.88 and 173,177.55 is: 259,703.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,816.35 : 614,576.88 = 173,177.55 : x
  2. Step 2: Convert to fraction form
    409,816.35/614,576.88 = 173,177.55/x
  3. Step 3: Cross multiply
    409,816.35x = 614,576.88 × 173,177.55
  4. Step 4: Simplify right side
    409,816.35x = 106,430,918,365.04
  5. Step 5: Solve for x
    x = 106,430,918,365.04/409,816.35
  6. Step 6: Final answer
    x = 259,703.93

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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.