Home / 455,054.04-627,974.10-251,104.91

Finding the Fourth Proportional to 455,054.04, 627,974.10 and 251,104.91

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Solution

The fourth proportional to 455,054.04, 627,974.10 and 251,104.91 is: 346,524.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,054.04 : 627,974.10 = 251,104.91 : x
  2. Step 2: Convert to fraction form
    455,054.04/627,974.10 = 251,104.91/x
  3. Step 3: Cross multiply
    455,054.04x = 627,974.10 × 251,104.91
  4. Step 4: Simplify right side
    455,054.04x = 157,687,376,722.96
  5. Step 5: Solve for x
    x = 157,687,376,722.96/455,054.04
  6. Step 6: Final answer
    x = 346,524.51

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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.