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Finding the Fourth Proportional to 436,950.36, 602,989.92 and 245,964.24

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Solution

The fourth proportional to 436,950.36, 602,989.92 and 245,964.24 is: 339,429.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,950.36 : 602,989.92 = 245,964.24 : x
  2. Step 2: Convert to fraction form
    436,950.36/602,989.92 = 245,964.24/x
  3. Step 3: Cross multiply
    436,950.36x = 602,989.92 × 245,964.24
  4. Step 4: Simplify right side
    436,950.36x = 148,313,957,400.46
  5. Step 5: Solve for x
    x = 148,313,957,400.46/436,950.36
  6. Step 6: Final answer
    x = 339,429.76

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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.