Home / 379,556.50-523,787.94-207,475.19

Finding the Fourth Proportional to 379,556.50, 523,787.94 and 207,475.19

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Solution

The fourth proportional to 379,556.50, 523,787.94 and 207,475.19 is: 286,315.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,556.50 : 523,787.94 = 207,475.19 : x
  2. Step 2: Convert to fraction form
    379,556.50/523,787.94 = 207,475.19/x
  3. Step 3: Cross multiply
    379,556.50x = 523,787.94 × 207,475.19
  4. Step 4: Simplify right side
    379,556.50x = 108,672,999,752.27
  5. Step 5: Solve for x
    x = 108,672,999,752.27/379,556.50
  6. Step 6: Final answer
    x = 286,315.74

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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.