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Finding the Fourth Proportional to 273,549.50, 377,561.30 and 160,408.70

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Solution

The fourth proportional to 273,549.50, 377,561.30 and 160,408.70 is: 221,400.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,549.50 : 377,561.30 = 160,408.70 : x
  2. Step 2: Convert to fraction form
    273,549.50/377,561.30 = 160,408.70/x
  3. Step 3: Cross multiply
    273,549.50x = 377,561.30 × 160,408.70
  4. Step 4: Simplify right side
    273,549.50x = 60,564,117,303.31
  5. Step 5: Solve for x
    x = 60,564,117,303.31/273,549.50
  6. Step 6: Final answer
    x = 221,400.94

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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.