Home / 836,786.34-1,154,772.18-454,813.02

Finding the Fourth Proportional to 836,786.34, 1,154,772.18 and 454,813.02

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Solution

The fourth proportional to 836,786.34, 1,154,772.18 and 454,813.02 is: 627,645.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,786.34 : 1,154,772.18 = 454,813.02 : x
  2. Step 2: Convert to fraction form
    836,786.34/1,154,772.18 = 454,813.02/x
  3. Step 3: Cross multiply
    836,786.34x = 1,154,772.18 × 454,813.02
  4. Step 4: Simplify right side
    836,786.34x = 525,205,422,597.78
  5. Step 5: Solve for x
    x = 525,205,422,597.78/836,786.34
  6. Step 6: Final answer
    x = 627,645.79

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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.