Home / 627,353.19-940,500.77-272,099.64

Finding the Fourth Proportional to 627,353.19, 940,500.77 and 272,099.64

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Solution

The fourth proportional to 627,353.19, 940,500.77 and 272,099.64 is: 407,920.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,353.19 : 940,500.77 = 272,099.64 : x
  2. Step 2: Convert to fraction form
    627,353.19/940,500.77 = 272,099.64/x
  3. Step 3: Cross multiply
    627,353.19x = 940,500.77 × 272,099.64
  4. Step 4: Simplify right side
    627,353.19x = 255,909,921,616.97
  5. Step 5: Solve for x
    x = 255,909,921,616.97/627,353.19
  6. Step 6: Final answer
    x = 407,920.01

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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.