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Finding the Fourth Proportional to 273,526.74, 377,485.92 and 152,691.62

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Solution

The fourth proportional to 273,526.74, 377,485.92 and 152,691.62 is: 210,725.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,526.74 : 377,485.92 = 152,691.62 : x
  2. Step 2: Convert to fraction form
    273,526.74/377,485.92 = 152,691.62/x
  3. Step 3: Cross multiply
    273,526.74x = 377,485.92 × 152,691.62
  4. Step 4: Simplify right side
    273,526.74x = 57,638,934,764.56
  5. Step 5: Solve for x
    x = 57,638,934,764.56/273,526.74
  6. Step 6: Final answer
    x = 210,725.05

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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.