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Finding the Fourth Proportional to 377,200.77, 520,527.22 and 224,239.26

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Solution

The fourth proportional to 377,200.77, 520,527.22 and 224,239.26 is: 309,444.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,200.77 : 520,527.22 = 224,239.26 : x
  2. Step 2: Convert to fraction form
    377,200.77/520,527.22 = 224,239.26/x
  3. Step 3: Cross multiply
    377,200.77x = 520,527.22 × 224,239.26
  4. Step 4: Simplify right side
    377,200.77x = 116,722,638,622.66
  5. Step 5: Solve for x
    x = 116,722,638,622.66/377,200.77
  6. Step 6: Final answer
    x = 309,444.33

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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.