Home / 404,087.52-557,763.12-234,363.36

Finding the Fourth Proportional to 404,087.52, 557,763.12 and 234,363.36

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Solution

The fourth proportional to 404,087.52, 557,763.12 and 234,363.36 is: 323,492.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,087.52 : 557,763.12 = 234,363.36 : x
  2. Step 2: Convert to fraction form
    404,087.52/557,763.12 = 234,363.36/x
  3. Step 3: Cross multiply
    404,087.52x = 557,763.12 × 234,363.36
  4. Step 4: Simplify right side
    404,087.52x = 130,719,238,887.28
  5. Step 5: Solve for x
    x = 130,719,238,887.28/404,087.52
  6. Step 6: Final answer
    x = 323,492.39

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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.