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Finding the Fourth Proportional to 273,636.16, 377,625.44 and 152,772.80

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Solution

The fourth proportional to 273,636.16, 377,625.44 and 152,772.80 is: 210,830.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,636.16 : 377,625.44 = 152,772.80 : x
  2. Step 2: Convert to fraction form
    273,636.16/377,625.44 = 152,772.80/x
  3. Step 3: Cross multiply
    273,636.16x = 377,625.44 × 152,772.80
  4. Step 4: Simplify right side
    273,636.16x = 57,690,895,820.03
  5. Step 5: Solve for x
    x = 57,690,895,820.03/273,636.16
  6. Step 6: Final answer
    x = 210,830.67

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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.