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Finding the Fourth Proportional to 884,612.34, 1,220,765.04 and 482,204.34

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Solution

The fourth proportional to 884,612.34, 1,220,765.04 and 482,204.34 is: 665,442.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,612.34 : 1,220,765.04 = 482,204.34 : x
  2. Step 2: Convert to fraction form
    884,612.34/1,220,765.04 = 482,204.34/x
  3. Step 3: Cross multiply
    884,612.34x = 1,220,765.04 × 482,204.34
  4. Step 4: Simplify right side
    884,612.34x = 588,658,200,408.27
  5. Step 5: Solve for x
    x = 588,658,200,408.27/884,612.34
  6. Step 6: Final answer
    x = 665,442.00

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Double scale
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Similar ratio
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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.