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Finding the Fourth Proportional to 441,572.50, 609,435.66 and 260,226.46

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Solution

The fourth proportional to 441,572.50, 609,435.66 and 260,226.46 is: 359,151.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,572.50 : 609,435.66 = 260,226.46 : x
  2. Step 2: Convert to fraction form
    441,572.50/609,435.66 = 260,226.46/x
  3. Step 3: Cross multiply
    441,572.50x = 609,435.66 × 260,226.46
  4. Step 4: Simplify right side
    441,572.50x = 158,591,284,399.56
  5. Step 5: Solve for x
    x = 158,591,284,399.56/441,572.50
  6. Step 6: Final answer
    x = 359,151.18

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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.