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Finding the Fourth Proportional to 450,290.98, 675,436.32 and 169,742.62

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Solution

The fourth proportional to 450,290.98, 675,436.32 and 169,742.62 is: 254,613.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,290.98 : 675,436.32 = 169,742.62 : x
  2. Step 2: Convert to fraction form
    450,290.98/675,436.32 = 169,742.62/x
  3. Step 3: Cross multiply
    450,290.98x = 675,436.32 × 169,742.62
  4. Step 4: Simplify right side
    450,290.98x = 114,650,330,599.96
  5. Step 5: Solve for x
    x = 114,650,330,599.96/450,290.98
  6. Step 6: Final answer
    x = 254,613.87

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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.