Home / 433,317.11-649,843.23-152,768.75

Finding the Fourth Proportional to 433,317.11, 649,843.23 and 152,768.75

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Solution

The fourth proportional to 433,317.11, 649,843.23 and 152,768.75 is: 229,106.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,317.11 : 649,843.23 = 152,768.75 : x
  2. Step 2: Convert to fraction form
    433,317.11/649,843.23 = 152,768.75/x
  3. Step 3: Cross multiply
    433,317.11x = 649,843.23 × 152,768.75
  4. Step 4: Simplify right side
    433,317.11x = 99,275,737,943.06
  5. Step 5: Solve for x
    x = 99,275,737,943.06/433,317.11
  6. Step 6: Final answer
    x = 229,106.43

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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.