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Finding the Fourth Proportional to 273,793.86, 377,798.18 and 152,919.72

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Solution

The fourth proportional to 273,793.86, 377,798.18 and 152,919.72 is: 211,008.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,793.86 : 377,798.18 = 152,919.72 : x
  2. Step 2: Convert to fraction form
    273,793.86/377,798.18 = 152,919.72/x
  3. Step 3: Cross multiply
    273,793.86x = 377,798.18 × 152,919.72
  4. Step 4: Simplify right side
    273,793.86x = 57,772,791,137.51
  5. Step 5: Solve for x
    x = 57,772,791,137.51/273,793.86
  6. Step 6: Final answer
    x = 211,008.35

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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.