Home / 930,924.50-1,396,282.20-257,101.61

Finding the Fourth Proportional to 930,924.50, 1,396,282.20 and 257,101.61

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Solution

The fourth proportional to 930,924.50, 1,396,282.20 and 257,101.61 is: 385,623.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,924.50 : 1,396,282.20 = 257,101.61 : x
  2. Step 2: Convert to fraction form
    930,924.50/1,396,282.20 = 257,101.61/x
  3. Step 3: Cross multiply
    930,924.50x = 1,396,282.20 × 257,101.61
  4. Step 4: Simplify right side
    930,924.50x = 358,986,401,634.34
  5. Step 5: Solve for x
    x = 358,986,401,634.34/930,924.50
  6. Step 6: Final answer
    x = 385,623.54

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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.