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Finding the Fourth Proportional to 446,487.53, 616,163.86 and 242,538.37

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Solution

The fourth proportional to 446,487.53, 616,163.86 and 242,538.37 is: 334,708.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,487.53 : 616,163.86 = 242,538.37 : x
  2. Step 2: Convert to fraction form
    446,487.53/616,163.86 = 242,538.37/x
  3. Step 3: Cross multiply
    446,487.53x = 616,163.86 × 242,538.37
  4. Step 4: Simplify right side
    446,487.53x = 149,443,377,020.07
  5. Step 5: Solve for x
    x = 149,443,377,020.07/446,487.53
  6. Step 6: Final answer
    x = 334,708.96

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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.