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Finding the Fourth Proportional to 433,997.34, 598,516.80 and 297,790.98

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Solution

The fourth proportional to 433,997.34, 598,516.80 and 297,790.98 is: 410,677.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,997.34 : 598,516.80 = 297,790.98 : x
  2. Step 2: Convert to fraction form
    433,997.34/598,516.80 = 297,790.98/x
  3. Step 3: Cross multiply
    433,997.34x = 598,516.80 × 297,790.98
  4. Step 4: Simplify right side
    433,997.34x = 178,232,904,418.46
  5. Step 5: Solve for x
    x = 178,232,904,418.46/433,997.34
  6. Step 6: Final answer
    x = 410,677.41

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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.