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Finding the Fourth Proportional to 433,777.38, 598,606.92 and 242,790.72

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Solution

The fourth proportional to 433,777.38, 598,606.92 and 242,790.72 is: 335,047.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,777.38 : 598,606.92 = 242,790.72 : x
  2. Step 2: Convert to fraction form
    433,777.38/598,606.92 = 242,790.72/x
  3. Step 3: Cross multiply
    433,777.38x = 598,606.92 × 242,790.72
  4. Step 4: Simplify right side
    433,777.38x = 145,336,205,103.78
  5. Step 5: Solve for x
    x = 145,336,205,103.78/433,777.38
  6. Step 6: Final answer
    x = 335,047.91

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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.