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Finding the Fourth Proportional to 436,064.67, 601,634.03 and 254,645.73

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Solution

The fourth proportional to 436,064.67, 601,634.03 and 254,645.73 is: 351,332.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,064.67 : 601,634.03 = 254,645.73 : x
  2. Step 2: Convert to fraction form
    436,064.67/601,634.03 = 254,645.73/x
  3. Step 3: Cross multiply
    436,064.67x = 601,634.03 × 254,645.73
  4. Step 4: Simplify right side
    436,064.67x = 153,203,535,488.96
  5. Step 5: Solve for x
    x = 153,203,535,488.96/436,064.67
  6. Step 6: Final answer
    x = 351,332.14

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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.