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Finding the Fourth Proportional to 273,525.45, 377,500.80 and 152,691.81

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Solution

The fourth proportional to 273,525.45, 377,500.80 and 152,691.81 is: 210,734.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,525.45 : 377,500.80 = 152,691.81 : x
  2. Step 2: Convert to fraction form
    273,525.45/377,500.80 = 152,691.81/x
  3. Step 3: Cross multiply
    273,525.45x = 377,500.80 × 152,691.81
  4. Step 4: Simplify right side
    273,525.45x = 57,641,280,428.45
  5. Step 5: Solve for x
    x = 57,641,280,428.45/273,525.45
  6. Step 6: Final answer
    x = 210,734.62

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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.