Home / 383,905.80-576,296.10-226,223.10

Finding the Fourth Proportional to 383,905.80, 576,296.10 and 226,223.10

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Solution

The fourth proportional to 383,905.80, 576,296.10 and 226,223.10 is: 339,592.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,905.80 : 576,296.10 = 226,223.10 : x
  2. Step 2: Convert to fraction form
    383,905.80/576,296.10 = 226,223.10/x
  3. Step 3: Cross multiply
    383,905.80x = 576,296.10 × 226,223.10
  4. Step 4: Simplify right side
    383,905.80x = 130,371,490,259.91
  5. Step 5: Solve for x
    x = 130,371,490,259.91/383,905.80
  6. Step 6: Final answer
    x = 339,592.40

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1.5x scale

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.