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Finding the Fourth Proportional to 529,613.55, 794,170.02 and 192,419.07

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Solution

The fourth proportional to 529,613.55, 794,170.02 and 192,419.07 is: 288,537.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,613.55 : 794,170.02 = 192,419.07 : x
  2. Step 2: Convert to fraction form
    529,613.55/794,170.02 = 192,419.07/x
  3. Step 3: Cross multiply
    529,613.55x = 794,170.02 × 192,419.07
  4. Step 4: Simplify right side
    529,613.55x = 152,813,456,670.28
  5. Step 5: Solve for x
    x = 152,813,456,670.28/529,613.55
  6. Step 6: Final answer
    x = 288,537.66

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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.