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Finding the Fourth Proportional to 510,599.54, 765,672.96 and 194,835.62

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Solution

The fourth proportional to 510,599.54, 765,672.96 and 194,835.62 is: 292,167.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,599.54 : 765,672.96 = 194,835.62 : x
  2. Step 2: Convert to fraction form
    510,599.54/765,672.96 = 194,835.62/x
  3. Step 3: Cross multiply
    510,599.54x = 765,672.96 × 194,835.62
  4. Step 4: Simplify right side
    510,599.54x = 149,180,365,878.84
  5. Step 5: Solve for x
    x = 149,180,365,878.84/510,599.54
  6. Step 6: Final answer
    x = 292,167.06

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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.