Home / 864,343.31-1,192,859.73-477,233.37

Finding the Fourth Proportional to 864,343.31, 1,192,859.73 and 477,233.37

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Solution

The fourth proportional to 864,343.31, 1,192,859.73 and 477,233.37 is: 658,618.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,343.31 : 1,192,859.73 = 477,233.37 : x
  2. Step 2: Convert to fraction form
    864,343.31/1,192,859.73 = 477,233.37/x
  3. Step 3: Cross multiply
    864,343.31x = 1,192,859.73 × 477,233.37
  4. Step 4: Simplify right side
    864,343.31x = 569,272,468,885.19
  5. Step 5: Solve for x
    x = 569,272,468,885.19/864,343.31
  6. Step 6: Final answer
    x = 658,618.47

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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.