Home / 852,391.35-1,176,262.97-465,196.77

Finding the Fourth Proportional to 852,391.35, 1,176,262.97 and 465,196.77

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Solution

The fourth proportional to 852,391.35, 1,176,262.97 and 465,196.77 is: 641,951.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,391.35 : 1,176,262.97 = 465,196.77 : x
  2. Step 2: Convert to fraction form
    852,391.35/1,176,262.97 = 465,196.77/x
  3. Step 3: Cross multiply
    852,391.35x = 1,176,262.97 × 465,196.77
  4. Step 4: Simplify right side
    852,391.35x = 547,193,731,988.62
  5. Step 5: Solve for x
    x = 547,193,731,988.62/852,391.35
  6. Step 6: Final answer
    x = 641,951.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.