Home / 397,631.70-596,641.95-187,233.30

Finding the Fourth Proportional to 397,631.70, 596,641.95 and 187,233.30

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Solution

The fourth proportional to 397,631.70, 596,641.95 and 187,233.30 is: 280,941.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,631.70 : 596,641.95 = 187,233.30 : x
  2. Step 2: Convert to fraction form
    397,631.70/596,641.95 = 187,233.30/x
  3. Step 3: Cross multiply
    397,631.70x = 596,641.95 × 187,233.30
  4. Step 4: Simplify right side
    397,631.70x = 111,711,241,216.94
  5. Step 5: Solve for x
    x = 111,711,241,216.94/397,631.70
  6. Step 6: Final answer
    x = 280,941.49

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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.