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Finding the Fourth Proportional to 273,369.80, 410,169.90 and 148,800.20

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Solution

The fourth proportional to 273,369.80, 410,169.90 and 148,800.20 is: 223,263.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,369.80 : 410,169.90 = 148,800.20 : x
  2. Step 2: Convert to fraction form
    273,369.80/410,169.90 = 148,800.20/x
  3. Step 3: Cross multiply
    273,369.80x = 410,169.90 × 148,800.20
  4. Step 4: Simplify right side
    273,369.80x = 61,033,363,153.98
  5. Step 5: Solve for x
    x = 61,033,363,153.98/273,369.80
  6. Step 6: Final answer
    x = 223,263.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.