Home / 578,566.79-867,907.26-199,437.61

Finding the Fourth Proportional to 578,566.79, 867,907.26 and 199,437.61

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Solution

The fourth proportional to 578,566.79, 867,907.26 and 199,437.61 is: 299,176.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,566.79 : 867,907.26 = 199,437.61 : x
  2. Step 2: Convert to fraction form
    578,566.79/867,907.26 = 199,437.61/x
  3. Step 3: Cross multiply
    578,566.79x = 867,907.26 × 199,437.61
  4. Step 4: Simplify right side
    578,566.79x = 173,093,351,333.34
  5. Step 5: Solve for x
    x = 173,093,351,333.34/578,566.79
  6. Step 6: Final answer
    x = 299,176.09

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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.