Home / 331,146.67-456,969.71-187,898.17

Finding the Fourth Proportional to 331,146.67, 456,969.71 and 187,898.17

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Solution

The fourth proportional to 331,146.67, 456,969.71 and 187,898.17 is: 259,292.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,146.67 : 456,969.71 = 187,898.17 : x
  2. Step 2: Convert to fraction form
    331,146.67/456,969.71 = 187,898.17/x
  3. Step 3: Cross multiply
    331,146.67x = 456,969.71 × 187,898.17
  4. Step 4: Simplify right side
    331,146.67x = 85,863,771,314.94
  5. Step 5: Solve for x
    x = 85,863,771,314.94/331,146.67
  6. Step 6: Final answer
    x = 259,292.27

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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.