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Finding the Fourth Proportional to 594,705.60, 890,235.90 and 327,648.60

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Solution

The fourth proportional to 594,705.60, 890,235.90 and 327,648.60 is: 490,468.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,705.60 : 890,235.90 = 327,648.60 : x
  2. Step 2: Convert to fraction form
    594,705.60/890,235.90 = 327,648.60/x
  3. Step 3: Cross multiply
    594,705.60x = 890,235.90 × 327,648.60
  4. Step 4: Simplify right side
    594,705.60x = 291,684,546,304.74
  5. Step 5: Solve for x
    x = 291,684,546,304.74/594,705.60
  6. Step 6: Final answer
    x = 490,468.81

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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.