Home / 627,335.07-940,473.60-272,081.51

Finding the Fourth Proportional to 627,335.07, 940,473.60 and 272,081.51

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Solution

The fourth proportional to 627,335.07, 940,473.60 and 272,081.51 is: 407,892.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,335.07 : 940,473.60 = 272,081.51 : x
  2. Step 2: Convert to fraction form
    627,335.07/940,473.60 = 272,081.51/x
  3. Step 3: Cross multiply
    627,335.07x = 940,473.60 × 272,081.51
  4. Step 4: Simplify right side
    627,335.07x = 255,885,477,203.14
  5. Step 5: Solve for x
    x = 255,885,477,203.14/627,335.07
  6. Step 6: Final answer
    x = 407,892.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.