Home / 608,036.22-838,974.51-381,579.66

Finding the Fourth Proportional to 608,036.22, 838,974.51 and 381,579.66

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Solution

The fourth proportional to 608,036.22, 838,974.51 and 381,579.66 is: 526,507.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,036.22 : 838,974.51 = 381,579.66 : x
  2. Step 2: Convert to fraction form
    608,036.22/838,974.51 = 381,579.66/x
  3. Step 3: Cross multiply
    608,036.22x = 838,974.51 × 381,579.66
  4. Step 4: Simplify right side
    608,036.22x = 320,135,608,274.47
  5. Step 5: Solve for x
    x = 320,135,608,274.47/608,036.22
  6. Step 6: Final answer
    x = 526,507.46

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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.