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Finding the Fourth Proportional to 433,810.17, 598,640.63 and 242,842.41

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Solution

The fourth proportional to 433,810.17, 598,640.63 and 242,842.41 is: 335,112.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,810.17 : 598,640.63 = 242,842.41 : x
  2. Step 2: Convert to fraction form
    433,810.17/598,640.63 = 242,842.41/x
  3. Step 3: Cross multiply
    433,810.17x = 598,640.63 × 242,842.41
  4. Step 4: Simplify right side
    433,810.17x = 145,375,332,098.91
  5. Step 5: Solve for x
    x = 145,375,332,098.91/433,810.17
  6. Step 6: Final answer
    x = 335,112.78

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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.