Home / 627,445.12-941,224.08-178,170.40

Finding the Fourth Proportional to 627,445.12, 941,224.08 and 178,170.40

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Solution

The fourth proportional to 627,445.12, 941,224.08 and 178,170.40 is: 267,271.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,445.12 : 941,224.08 = 178,170.40 : x
  2. Step 2: Convert to fraction form
    627,445.12/941,224.08 = 178,170.40/x
  3. Step 3: Cross multiply
    627,445.12x = 941,224.08 × 178,170.40
  4. Step 4: Simplify right side
    627,445.12x = 167,698,270,823.23
  5. Step 5: Solve for x
    x = 167,698,270,823.23/627,445.12
  6. Step 6: Final answer
    x = 267,271.62

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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.