Home / 454,983.66-627,880.14-251,031.42

Finding the Fourth Proportional to 454,983.66, 627,880.14 and 251,031.42

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Solution

The fourth proportional to 454,983.66, 627,880.14 and 251,031.42 is: 346,424.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,983.66 : 627,880.14 = 251,031.42 : x
  2. Step 2: Convert to fraction form
    454,983.66/627,880.14 = 251,031.42/x
  3. Step 3: Cross multiply
    454,983.66x = 627,880.14 × 251,031.42
  4. Step 4: Simplify right side
    454,983.66x = 157,617,643,134.00
  5. Step 5: Solve for x
    x = 157,617,643,134.00/454,983.66
  6. Step 6: Final answer
    x = 346,424.84

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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.