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Finding the Fourth Proportional to 273,020.37, 376,813.53 and 158,366.85

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Solution

The fourth proportional to 273,020.37, 376,813.53 and 158,366.85 is: 218,572.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,020.37 : 376,813.53 = 158,366.85 : x
  2. Step 2: Convert to fraction form
    273,020.37/376,813.53 = 158,366.85/x
  3. Step 3: Cross multiply
    273,020.37x = 376,813.53 × 158,366.85
  4. Step 4: Simplify right side
    273,020.37x = 59,674,771,783.48
  5. Step 5: Solve for x
    x = 59,674,771,783.48/273,020.37
  6. Step 6: Final answer
    x = 218,572.60

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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.