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Finding the Fourth Proportional to 294,416.80, 441,625.20 and 107,501.20

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Solution

The fourth proportional to 294,416.80, 441,625.20 and 107,501.20 is: 161,251.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,416.80 : 441,625.20 = 107,501.20 : x
  2. Step 2: Convert to fraction form
    294,416.80/441,625.20 = 107,501.20/x
  3. Step 3: Cross multiply
    294,416.80x = 441,625.20 × 107,501.20
  4. Step 4: Simplify right side
    294,416.80x = 47,475,238,950.24
  5. Step 5: Solve for x
    x = 47,475,238,950.24/294,416.80
  6. Step 6: Final answer
    x = 161,251.80

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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.