Home / 614,621.16-922,067.13-188,160.21

Finding the Fourth Proportional to 614,621.16, 922,067.13 and 188,160.21

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Solution

The fourth proportional to 614,621.16, 922,067.13 and 188,160.21 is: 282,281.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,621.16 : 922,067.13 = 188,160.21 : x
  2. Step 2: Convert to fraction form
    614,621.16/922,067.13 = 188,160.21/x
  3. Step 3: Cross multiply
    614,621.16x = 922,067.13 × 188,160.21
  4. Step 4: Simplify right side
    614,621.16x = 173,496,344,814.90
  5. Step 5: Solve for x
    x = 173,496,344,814.90/614,621.16
  6. Step 6: Final answer
    x = 282,281.76

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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.