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Finding the Fourth Proportional to 277,352.70, 414,022.67 and 243,722.51

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Solution

The fourth proportional to 277,352.70, 414,022.67 and 243,722.51 is: 363,820.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,352.70 : 414,022.67 = 243,722.51 : x
  2. Step 2: Convert to fraction form
    277,352.70/414,022.67 = 243,722.51/x
  3. Step 3: Cross multiply
    277,352.70x = 414,022.67 × 243,722.51
  4. Step 4: Simplify right side
    277,352.70x = 100,906,644,329.30
  5. Step 5: Solve for x
    x = 100,906,644,329.30/277,352.70
  6. Step 6: Final answer
    x = 363,820.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.