Home / 579,192.34-868,779.20-179,833.50

Finding the Fourth Proportional to 579,192.34, 868,779.20 and 179,833.50

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Solution

The fourth proportional to 579,192.34, 868,779.20 and 179,833.50 is: 269,747.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,192.34 : 868,779.20 = 179,833.50 : x
  2. Step 2: Convert to fraction form
    579,192.34/868,779.20 = 179,833.50/x
  3. Step 3: Cross multiply
    579,192.34x = 868,779.20 × 179,833.50
  4. Step 4: Simplify right side
    579,192.34x = 156,235,604,263.20
  5. Step 5: Solve for x
    x = 156,235,604,263.20/579,192.34
  6. Step 6: Final answer
    x = 269,747.36

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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.