Home / 627,145.20-941,155.20-403,050.60

Finding the Fourth Proportional to 627,145.20, 941,155.20 and 403,050.60

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Solution

The fourth proportional to 627,145.20, 941,155.20 and 403,050.60 is: 604,857.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,145.20 : 941,155.20 = 403,050.60 : x
  2. Step 2: Convert to fraction form
    627,145.20/941,155.20 = 403,050.60/x
  3. Step 3: Cross multiply
    627,145.20x = 941,155.20 × 403,050.60
  4. Step 4: Simplify right side
    627,145.20x = 379,333,168,053.12
  5. Step 5: Solve for x
    x = 379,333,168,053.12/627,145.20
  6. Step 6: Final answer
    x = 604,857.01

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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.