Home / 696,595.88-1,044,894.94-191,163.78

Finding the Fourth Proportional to 696,595.88, 1,044,894.94 and 191,163.78

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Solution

The fourth proportional to 696,595.88, 1,044,894.94 and 191,163.78 is: 286,745.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,595.88 : 1,044,894.94 = 191,163.78 : x
  2. Step 2: Convert to fraction form
    696,595.88/1,044,894.94 = 191,163.78/x
  3. Step 3: Cross multiply
    696,595.88x = 1,044,894.94 × 191,163.78
  4. Step 4: Simplify right side
    696,595.88x = 199,746,066,433.27
  5. Step 5: Solve for x
    x = 199,746,066,433.27/696,595.88
  6. Step 6: Final answer
    x = 286,745.98

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Double scale
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Similar ratio
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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.