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Finding the Fourth Proportional to 594,872.60, 890,486.40 and 327,815.60

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Solution

The fourth proportional to 594,872.60, 890,486.40 and 327,815.60 is: 490,719.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,872.60 : 890,486.40 = 327,815.60 : x
  2. Step 2: Convert to fraction form
    594,872.60/890,486.40 = 327,815.60/x
  3. Step 3: Cross multiply
    594,872.60x = 890,486.40 × 327,815.60
  4. Step 4: Simplify right side
    594,872.60x = 291,915,333,507.84
  5. Step 5: Solve for x
    x = 291,915,333,507.84/594,872.60
  6. Step 6: Final answer
    x = 490,719.08

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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.