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Finding the Fourth Proportional to 441,937.60, 609,854.20 and 258,193.22

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Solution

The fourth proportional to 441,937.60, 609,854.20 and 258,193.22 is: 356,295.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,937.60 : 609,854.20 = 258,193.22 : x
  2. Step 2: Convert to fraction form
    441,937.60/609,854.20 = 258,193.22/x
  3. Step 3: Cross multiply
    441,937.60x = 609,854.20 × 258,193.22
  4. Step 4: Simplify right side
    441,937.60x = 157,460,215,933.77
  5. Step 5: Solve for x
    x = 157,460,215,933.77/441,937.60
  6. Step 6: Final answer
    x = 356,295.13

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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.