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Finding the Fourth Proportional to 634,183.16, 875,049.48 and 376,012.40

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Solution

The fourth proportional to 634,183.16, 875,049.48 and 376,012.40 is: 518,824.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,183.16 : 875,049.48 = 376,012.40 : x
  2. Step 2: Convert to fraction form
    634,183.16/875,049.48 = 376,012.40/x
  3. Step 3: Cross multiply
    634,183.16x = 875,049.48 × 376,012.40
  4. Step 4: Simplify right side
    634,183.16x = 329,029,455,093.55
  5. Step 5: Solve for x
    x = 329,029,455,093.55/634,183.16
  6. Step 6: Final answer
    x = 518,824.02

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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.