Home / 335,918.69-503,874.90-136,191.60

Finding the Fourth Proportional to 335,918.69, 503,874.90 and 136,191.60

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Solution

The fourth proportional to 335,918.69, 503,874.90 and 136,191.60 is: 204,286.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,918.69 : 503,874.90 = 136,191.60 : x
  2. Step 2: Convert to fraction form
    335,918.69/503,874.90 = 136,191.60/x
  3. Step 3: Cross multiply
    335,918.69x = 503,874.90 × 136,191.60
  4. Step 4: Simplify right side
    335,918.69x = 68,623,528,830.84
  5. Step 5: Solve for x
    x = 68,623,528,830.84/335,918.69
  6. Step 6: Final answer
    x = 204,286.13

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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.