Home / 836,507.97-1,154,388.04-454,534.79

Finding the Fourth Proportional to 836,507.97, 1,154,388.04 and 454,534.79

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Solution

The fourth proportional to 836,507.97, 1,154,388.04 and 454,534.79 is: 627,261.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,507.97 : 1,154,388.04 = 454,534.79 : x
  2. Step 2: Convert to fraction form
    836,507.97/1,154,388.04 = 454,534.79/x
  3. Step 3: Cross multiply
    836,507.97x = 1,154,388.04 × 454,534.79
  4. Step 4: Simplify right side
    836,507.97x = 524,709,518,431.63
  5. Step 5: Solve for x
    x = 524,709,518,431.63/836,507.97
  6. Step 6: Final answer
    x = 627,261.83

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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.