Home / 331,437.24-457,386.53-188,200.28

Finding the Fourth Proportional to 331,437.24, 457,386.53 and 188,200.28

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Solution

The fourth proportional to 331,437.24, 457,386.53 and 188,200.28 is: 259,718.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,437.24 : 457,386.53 = 188,200.28 : x
  2. Step 2: Convert to fraction form
    331,437.24/457,386.53 = 188,200.28/x
  3. Step 3: Cross multiply
    331,437.24x = 457,386.53 × 188,200.28
  4. Step 4: Simplify right side
    331,437.24x = 86,080,273,216.69
  5. Step 5: Solve for x
    x = 86,080,273,216.69/331,437.24
  6. Step 6: Final answer
    x = 259,718.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.