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Finding the Fourth Proportional to 692,201.82, 955,238.70 and 382,104.57

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Solution

The fourth proportional to 692,201.82, 955,238.70 and 382,104.57 is: 527,304.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,201.82 : 955,238.70 = 382,104.57 : x
  2. Step 2: Convert to fraction form
    692,201.82/955,238.70 = 382,104.57/x
  3. Step 3: Cross multiply
    692,201.82x = 955,238.70 × 382,104.57
  4. Step 4: Simplify right side
    692,201.82x = 365,001,072,710.86
  5. Step 5: Solve for x
    x = 365,001,072,710.86/692,201.82
  6. Step 6: Final answer
    x = 527,304.41

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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.