Home / 416,932.80-625,533.12-136,386.24

Finding the Fourth Proportional to 416,932.80, 625,533.12 and 136,386.24

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Solution

The fourth proportional to 416,932.80, 625,533.12 and 136,386.24 is: 204,623.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,932.80 : 625,533.12 = 136,386.24 : x
  2. Step 2: Convert to fraction form
    416,932.80/625,533.12 = 136,386.24/x
  3. Step 3: Cross multiply
    416,932.80x = 625,533.12 × 136,386.24
  4. Step 4: Simplify right side
    416,932.80x = 85,314,110,232.27
  5. Step 5: Solve for x
    x = 85,314,110,232.27/416,932.80
  6. Step 6: Final answer
    x = 204,623.17

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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.