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Finding the Fourth Proportional to 446,846.42, 616,654.01 and 242,900.47

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Solution

The fourth proportional to 446,846.42, 616,654.01 and 242,900.47 is: 335,205.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,846.42 : 616,654.01 = 242,900.47 : x
  2. Step 2: Convert to fraction form
    446,846.42/616,654.01 = 242,900.47/x
  3. Step 3: Cross multiply
    446,846.42x = 616,654.01 × 242,900.47
  4. Step 4: Simplify right side
    446,846.42x = 149,785,550,234.45
  5. Step 5: Solve for x
    x = 149,785,550,234.45/446,846.42
  6. Step 6: Final answer
    x = 335,205.88

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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.