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Finding the Fourth Proportional to 529,134.34, 793,471.86 and 192,062.98

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Solution

The fourth proportional to 529,134.34, 793,471.86 and 192,062.98 is: 288,011.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,134.34 : 793,471.86 = 192,062.98 : x
  2. Step 2: Convert to fraction form
    529,134.34/793,471.86 = 192,062.98/x
  3. Step 3: Cross multiply
    529,134.34x = 793,471.86 × 192,062.98
  4. Step 4: Simplify right side
    529,134.34x = 152,396,569,977.74
  5. Step 5: Solve for x
    x = 152,396,569,977.74/529,134.34
  6. Step 6: Final answer
    x = 288,011.11

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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.