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Finding the Fourth Proportional to 436,057.22, 601,923.36 and 254,828.03

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Solution

The fourth proportional to 436,057.22, 601,923.36 and 254,828.03 is: 351,758.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,057.22 : 601,923.36 = 254,828.03 : x
  2. Step 2: Convert to fraction form
    436,057.22/601,923.36 = 254,828.03/x
  3. Step 3: Cross multiply
    436,057.22x = 601,923.36 × 254,828.03
  4. Step 4: Simplify right side
    436,057.22x = 153,386,944,039.78
  5. Step 5: Solve for x
    x = 153,386,944,039.78/436,057.22
  6. Step 6: Final answer
    x = 351,758.75

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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.