Home / 579,875.06-800,577.52-379,020.98

Finding the Fourth Proportional to 579,875.06, 800,577.52 and 379,020.98

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Solution

The fourth proportional to 579,875.06, 800,577.52 and 379,020.98 is: 523,277.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,875.06 : 800,577.52 = 379,020.98 : x
  2. Step 2: Convert to fraction form
    579,875.06/800,577.52 = 379,020.98/x
  3. Step 3: Cross multiply
    579,875.06x = 800,577.52 × 379,020.98
  4. Step 4: Simplify right side
    579,875.06x = 303,435,677,250.26
  5. Step 5: Solve for x
    x = 303,435,677,250.26/579,875.06
  6. Step 6: Final answer
    x = 523,277.68

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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.