Home / 627,249.02-940,931.84-177,980.90

Finding the Fourth Proportional to 627,249.02, 940,931.84 and 177,980.90

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Solution

The fourth proportional to 627,249.02, 940,931.84 and 177,980.90 is: 266,987.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,249.02 : 940,931.84 = 177,980.90 : x
  2. Step 2: Convert to fraction form
    627,249.02/940,931.84 = 177,980.90/x
  3. Step 3: Cross multiply
    627,249.02x = 940,931.84 × 177,980.90
  4. Step 4: Simplify right side
    627,249.02x = 167,467,891,462.15
  5. Step 5: Solve for x
    x = 167,467,891,462.15/627,249.02
  6. Step 6: Final answer
    x = 266,987.89

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1.5x scale

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.