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Finding the Fourth Proportional to 433,892.06, 598,830.84 and 261,818.90

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Solution

The fourth proportional to 433,892.06, 598,830.84 and 261,818.90 is: 361,346.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,892.06 : 598,830.84 = 261,818.90 : x
  2. Step 2: Convert to fraction form
    433,892.06/598,830.84 = 261,818.90/x
  3. Step 3: Cross multiply
    433,892.06x = 598,830.84 × 261,818.90
  4. Step 4: Simplify right side
    433,892.06x = 156,785,231,814.88
  5. Step 5: Solve for x
    x = 156,785,231,814.88/433,892.06
  6. Step 6: Final answer
    x = 361,346.16

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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.