Home / 624,719.19-937,078.79-151,404.55

Finding the Fourth Proportional to 624,719.19, 937,078.79 and 151,404.55

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Solution

The fourth proportional to 624,719.19, 937,078.79 and 151,404.55 is: 227,106.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,719.19 : 937,078.79 = 151,404.55 : x
  2. Step 2: Convert to fraction form
    624,719.19/937,078.79 = 151,404.55/x
  3. Step 3: Cross multiply
    624,719.19x = 937,078.79 × 151,404.55
  4. Step 4: Simplify right side
    624,719.19x = 141,877,995,537.49
  5. Step 5: Solve for x
    x = 141,877,995,537.49/624,719.19
  6. Step 6: Final answer
    x = 227,106.83

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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.