Home / 767,519.84-1,151,545.29-262,436.34

Finding the Fourth Proportional to 767,519.84, 1,151,545.29 and 262,436.34

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Solution

The fourth proportional to 767,519.84, 1,151,545.29 and 262,436.34 is: 393,745.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,519.84 : 1,151,545.29 = 262,436.34 : x
  2. Step 2: Convert to fraction form
    767,519.84/1,151,545.29 = 262,436.34/x
  3. Step 3: Cross multiply
    767,519.84x = 1,151,545.29 × 262,436.34
  4. Step 4: Simplify right side
    767,519.84x = 302,207,331,251.84
  5. Step 5: Solve for x
    x = 302,207,331,251.84/767,519.84
  6. Step 6: Final answer
    x = 393,745.30

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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.