Home / 836,286.59-1,153,982.97-463,740.19

Finding the Fourth Proportional to 836,286.59, 1,153,982.97 and 463,740.19

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Solution

The fourth proportional to 836,286.59, 1,153,982.97 and 463,740.19 is: 639,910.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,286.59 : 1,153,982.97 = 463,740.19 : x
  2. Step 2: Convert to fraction form
    836,286.59/1,153,982.97 = 463,740.19/x
  3. Step 3: Cross multiply
    836,286.59x = 1,153,982.97 × 463,740.19
  4. Step 4: Simplify right side
    836,286.59x = 535,148,278,879.61
  5. Step 5: Solve for x
    x = 535,148,278,879.61/836,286.59
  6. Step 6: Final answer
    x = 639,910.15

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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.