Home / 627,329.56-940,465.36-272,076.01

Finding the Fourth Proportional to 627,329.56, 940,465.36 and 272,076.01

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Solution

The fourth proportional to 627,329.56, 940,465.36 and 272,076.01 is: 407,884.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,329.56 : 940,465.36 = 272,076.01 : x
  2. Step 2: Convert to fraction form
    627,329.56/940,465.36 = 272,076.01/x
  3. Step 3: Cross multiply
    627,329.56x = 940,465.36 × 272,076.01
  4. Step 4: Simplify right side
    627,329.56x = 255,878,065,205.84
  5. Step 5: Solve for x
    x = 255,878,065,205.84/627,329.56
  6. Step 6: Final answer
    x = 407,884.60

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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.