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Finding the Fourth Proportional to 609,682.40, 914,552.40 and 189,252.80

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Solution

The fourth proportional to 609,682.40, 914,552.40 and 189,252.80 is: 283,888.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,682.40 : 914,552.40 = 189,252.80 : x
  2. Step 2: Convert to fraction form
    609,682.40/914,552.40 = 189,252.80/x
  3. Step 3: Cross multiply
    609,682.40x = 914,552.40 × 189,252.80
  4. Step 4: Simplify right side
    609,682.40x = 173,081,602,446.72
  5. Step 5: Solve for x
    x = 173,081,602,446.72/609,682.40
  6. Step 6: Final answer
    x = 283,888.14

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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.