Home / 691,251.50-953,927.07-373,299.50

Finding the Fourth Proportional to 691,251.50, 953,927.07 and 373,299.50

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Solution

The fourth proportional to 691,251.50, 953,927.07 and 373,299.50 is: 515,153.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,251.50 : 953,927.07 = 373,299.50 : x
  2. Step 2: Convert to fraction form
    691,251.50/953,927.07 = 373,299.50/x
  3. Step 3: Cross multiply
    691,251.50x = 953,927.07 × 373,299.50
  4. Step 4: Simplify right side
    691,251.50x = 356,100,498,267.47
  5. Step 5: Solve for x
    x = 356,100,498,267.47/691,251.50
  6. Step 6: Final answer
    x = 515,153.31

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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.