Home / 383,869.80-571,865.00-366,598.04

Finding the Fourth Proportional to 383,869.80, 571,865.00 and 366,598.04

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Solution

The fourth proportional to 383,869.80, 571,865.00 and 366,598.04 is: 546,134.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,869.80 : 571,865.00 = 366,598.04 : x
  2. Step 2: Convert to fraction form
    383,869.80/571,865.00 = 366,598.04/x
  3. Step 3: Cross multiply
    383,869.80x = 571,865.00 × 366,598.04
  4. Step 4: Simplify right side
    383,869.80x = 209,644,583,452.29
  5. Step 5: Solve for x
    x = 209,644,583,452.29/383,869.80
  6. Step 6: Final answer
    x = 546,134.61

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.