Home / 930,653.34-1,396,260.30-331,536.30

Finding the Fourth Proportional to 930,653.34, 1,396,260.30 and 331,536.30

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Solution

The fourth proportional to 930,653.34, 1,396,260.30 and 331,536.30 is: 497,404.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,653.34 : 1,396,260.30 = 331,536.30 : x
  2. Step 2: Convert to fraction form
    930,653.34/1,396,260.30 = 331,536.30/x
  3. Step 3: Cross multiply
    930,653.34x = 1,396,260.30 × 331,536.30
  4. Step 4: Simplify right side
    930,653.34x = 462,910,973,698.89
  5. Step 5: Solve for x
    x = 462,910,973,698.89/930,653.34
  6. Step 6: Final answer
    x = 497,404.30

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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.