Home / 836,634.66-1,154,563.20-454,661.52

Finding the Fourth Proportional to 836,634.66, 1,154,563.20 and 454,661.52

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Solution

The fourth proportional to 836,634.66, 1,154,563.20 and 454,661.52 is: 627,436.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,634.66 : 1,154,563.20 = 454,661.52 : x
  2. Step 2: Convert to fraction form
    836,634.66/1,154,563.20 = 454,661.52/x
  3. Step 3: Cross multiply
    836,634.66x = 1,154,563.20 × 454,661.52
  4. Step 4: Simplify right side
    836,634.66x = 524,935,459,448.06
  5. Step 5: Solve for x
    x = 524,935,459,448.06/836,634.66
  6. Step 6: Final answer
    x = 627,436.90

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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.