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Finding the Fourth Proportional to 503,210.67, 694,432.38 and 273,767.88

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Solution

The fourth proportional to 503,210.67, 694,432.38 and 273,767.88 is: 377,800.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,210.67 : 694,432.38 = 273,767.88 : x
  2. Step 2: Convert to fraction form
    503,210.67/694,432.38 = 273,767.88/x
  3. Step 3: Cross multiply
    503,210.67x = 694,432.38 × 273,767.88
  4. Step 4: Simplify right side
    503,210.67x = 190,113,280,475.95
  5. Step 5: Solve for x
    x = 190,113,280,475.95/503,210.67
  6. Step 6: Final answer
    x = 377,800.58

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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.