Home / 690,919.77-1,036,680.84-241,962.69

Finding the Fourth Proportional to 690,919.77, 1,036,680.84 and 241,962.69

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Solution

The fourth proportional to 690,919.77, 1,036,680.84 and 241,962.69 is: 363,049.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,919.77 : 1,036,680.84 = 241,962.69 : x
  2. Step 2: Convert to fraction form
    690,919.77/1,036,680.84 = 241,962.69/x
  3. Step 3: Cross multiply
    690,919.77x = 1,036,680.84 × 241,962.69
  4. Step 4: Simplify right side
    690,919.77x = 250,838,084,717.86
  5. Step 5: Solve for x
    x = 250,838,084,717.86/690,919.77
  6. Step 6: Final answer
    x = 363,049.51

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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.