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Finding the Fourth Proportional to 609,612.24, 914,423.16 and 188,885.52

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Solution

The fourth proportional to 609,612.24, 914,423.16 and 188,885.52 is: 283,329.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,612.24 : 914,423.16 = 188,885.52 : x
  2. Step 2: Convert to fraction form
    609,612.24/914,423.16 = 188,885.52/x
  3. Step 3: Cross multiply
    609,612.24x = 914,423.16 × 188,885.52
  4. Step 4: Simplify right side
    609,612.24x = 172,721,294,076.64
  5. Step 5: Solve for x
    x = 172,721,294,076.64/609,612.24
  6. Step 6: Final answer
    x = 283,329.77

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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.