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Finding the Fourth Proportional to 301,675.31, 452,512.57 and 77,035.63

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Solution

The fourth proportional to 301,675.31, 452,512.57 and 77,035.63 is: 115,553.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,675.31 : 452,512.57 = 77,035.63 : x
  2. Step 2: Convert to fraction form
    301,675.31/452,512.57 = 77,035.63/x
  3. Step 3: Cross multiply
    301,675.31x = 452,512.57 × 77,035.63
  4. Step 4: Simplify right side
    301,675.31x = 34,859,590,912.87
  5. Step 5: Solve for x
    x = 34,859,590,912.87/301,675.31
  6. Step 6: Final answer
    x = 115,553.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.