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Finding the Fourth Proportional to 273,765.12, 377,798.76 and 160,589.76

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Solution

The fourth proportional to 273,765.12, 377,798.76 and 160,589.76 is: 221,615.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,765.12 : 377,798.76 = 160,589.76 : x
  2. Step 2: Convert to fraction form
    273,765.12/377,798.76 = 160,589.76/x
  3. Step 3: Cross multiply
    273,765.12x = 377,798.76 × 160,589.76
  4. Step 4: Simplify right side
    273,765.12x = 60,670,612,196.70
  5. Step 5: Solve for x
    x = 60,670,612,196.70/273,765.12
  6. Step 6: Final answer
    x = 221,615.57

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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.