Home / 627,277.47-940,916.96-171,872.60

Finding the Fourth Proportional to 627,277.47, 940,916.96 and 171,872.60

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Solution

The fourth proportional to 627,277.47, 940,916.96 and 171,872.60 is: 257,809.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,277.47 : 940,916.96 = 171,872.60 : x
  2. Step 2: Convert to fraction form
    627,277.47/940,916.96 = 171,872.60/x
  3. Step 3: Cross multiply
    627,277.47x = 940,916.96 × 171,872.60
  4. Step 4: Simplify right side
    627,277.47x = 161,717,838,735.35
  5. Step 5: Solve for x
    x = 161,717,838,735.35/627,277.47
  6. Step 6: Final answer
    x = 257,809.10

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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.