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Finding the Fourth Proportional to 477,700.20, 659,244.42 and 273,790.46

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Solution

The fourth proportional to 477,700.20, 659,244.42 and 273,790.46 is: 377,841.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,700.20 : 659,244.42 = 273,790.46 : x
  2. Step 2: Convert to fraction form
    477,700.20/659,244.42 = 273,790.46/x
  3. Step 3: Cross multiply
    477,700.20x = 659,244.42 × 273,790.46
  4. Step 4: Simplify right side
    477,700.20x = 180,494,829,708.01
  5. Step 5: Solve for x
    x = 180,494,829,708.01/477,700.20
  6. Step 6: Final answer
    x = 377,841.23

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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.