Home / 507,358.27-700,625.06-379,812.43

Finding the Fourth Proportional to 507,358.27, 700,625.06 and 379,812.43

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Solution

The fourth proportional to 507,358.27, 700,625.06 and 379,812.43 is: 524,493.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,358.27 : 700,625.06 = 379,812.43 : x
  2. Step 2: Convert to fraction form
    507,358.27/700,625.06 = 379,812.43/x
  3. Step 3: Cross multiply
    507,358.27x = 700,625.06 × 379,812.43
  4. Step 4: Simplify right side
    507,358.27x = 266,106,106,557.50
  5. Step 5: Solve for x
    x = 266,106,106,557.50/507,358.27
  6. Step 6: Final answer
    x = 524,493.48

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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.