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Finding the Fourth Proportional to 338,190.84, 507,045.96 and 169,589.52

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Solution

The fourth proportional to 338,190.84, 507,045.96 and 169,589.52 is: 254,263.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,190.84 : 507,045.96 = 169,589.52 : x
  2. Step 2: Convert to fraction form
    338,190.84/507,045.96 = 169,589.52/x
  3. Step 3: Cross multiply
    338,190.84x = 507,045.96 × 169,589.52
  4. Step 4: Simplify right side
    338,190.84x = 85,989,680,974.34
  5. Step 5: Solve for x
    x = 85,989,680,974.34/338,190.84
  6. Step 6: Final answer
    x = 254,263.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.