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Finding the Fourth Proportional to 436,260.28, 601,842.41 and 254,890.66

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Solution

The fourth proportional to 436,260.28, 601,842.41 and 254,890.66 is: 351,634.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,260.28 : 601,842.41 = 254,890.66 : x
  2. Step 2: Convert to fraction form
    436,260.28/601,842.41 = 254,890.66/x
  3. Step 3: Cross multiply
    436,260.28x = 601,842.41 × 254,890.66
  4. Step 4: Simplify right side
    436,260.28x = 153,404,008,233.51
  5. Step 5: Solve for x
    x = 153,404,008,233.51/436,260.28
  6. Step 6: Final answer
    x = 351,634.14

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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.