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Finding the Fourth Proportional to 334,553.70, 501,830.55 and 192,836.10

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Solution

The fourth proportional to 334,553.70, 501,830.55 and 192,836.10 is: 289,254.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,553.70 : 501,830.55 = 192,836.10 : x
  2. Step 2: Convert to fraction form
    334,553.70/501,830.55 = 192,836.10/x
  3. Step 3: Cross multiply
    334,553.70x = 501,830.55 × 192,836.10
  4. Step 4: Simplify right side
    334,553.70x = 96,771,046,122.86
  5. Step 5: Solve for x
    x = 96,771,046,122.86/334,553.70
  6. Step 6: Final answer
    x = 289,254.15

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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.