Home / 519,823.04-779,106.24-253,184

Finding the Fourth Proportional to 519,823.04, 779,106.24 and 253,184

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Solution

The fourth proportional to 519,823.04, 779,106.24 and 253,184 is: 379,469.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,823.04 : 779,106.24 = 253,184 : x
  2. Step 2: Convert to fraction form
    519,823.04/779,106.24 = 253,184/x
  3. Step 3: Cross multiply
    519,823.04x = 779,106.24 × 253,184
  4. Step 4: Simplify right side
    519,823.04x = 197,257,234,268.16
  5. Step 5: Solve for x
    x = 197,257,234,268.16/519,823.04
  6. Step 6: Final answer
    x = 379,469.97

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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.