Home / 535,013.18-802,017.36-179,778.77

Finding the Fourth Proportional to 535,013.18, 802,017.36 and 179,778.77

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Solution

The fourth proportional to 535,013.18, 802,017.36 and 179,778.77 is: 269,499.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,013.18 : 802,017.36 = 179,778.77 : x
  2. Step 2: Convert to fraction form
    535,013.18/802,017.36 = 179,778.77/x
  3. Step 3: Cross multiply
    535,013.18x = 802,017.36 × 179,778.77
  4. Step 4: Simplify right side
    535,013.18x = 144,185,690,489.36
  5. Step 5: Solve for x
    x = 144,185,690,489.36/535,013.18
  6. Step 6: Final answer
    x = 269,499.33

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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.