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Finding the Fourth Proportional to 502,306.50, 693,183.24 and 275,966.58

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Solution

The fourth proportional to 502,306.50, 693,183.24 and 275,966.58 is: 380,834.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,306.50 : 693,183.24 = 275,966.58 : x
  2. Step 2: Convert to fraction form
    502,306.50/693,183.24 = 275,966.58/x
  3. Step 3: Cross multiply
    502,306.50x = 693,183.24 × 275,966.58
  4. Step 4: Simplify right side
    502,306.50x = 191,295,408,056.12
  5. Step 5: Solve for x
    x = 191,295,408,056.12/502,306.50
  6. Step 6: Final answer
    x = 380,834.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.