Home / 886,488.75-1,329,733.13-221,640.75

Finding the Fourth Proportional to 886,488.75, 1,329,733.13 and 221,640.75

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Solution

The fourth proportional to 886,488.75, 1,329,733.13 and 221,640.75 is: 332,461.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,488.75 : 1,329,733.13 = 221,640.75 : x
  2. Step 2: Convert to fraction form
    886,488.75/1,329,733.13 = 221,640.75/x
  3. Step 3: Cross multiply
    886,488.75x = 1,329,733.13 × 221,640.75
  4. Step 4: Simplify right side
    886,488.75x = 294,723,047,124.84
  5. Step 5: Solve for x
    x = 294,723,047,124.84/886,488.75
  6. Step 6: Final answer
    x = 332,461.13

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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.