Home / 836,914.40-1,154,936.36-454,941.18

Finding the Fourth Proportional to 836,914.40, 1,154,936.36 and 454,941.18

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Solution

The fourth proportional to 836,914.40, 1,154,936.36 and 454,941.18 is: 627,815.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,914.40 : 1,154,936.36 = 454,941.18 : x
  2. Step 2: Convert to fraction form
    836,914.40/1,154,936.36 = 454,941.18/x
  3. Step 3: Cross multiply
    836,914.40x = 1,154,936.36 × 454,941.18
  4. Step 4: Simplify right side
    836,914.40x = 525,428,108,168.60
  5. Step 5: Solve for x
    x = 525,428,108,168.60/836,914.40
  6. Step 6: Final answer
    x = 627,815.83

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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.