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Finding the Fourth Proportional to 594,672.60, 890,186.40 and 327,615.60

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Solution

The fourth proportional to 594,672.60, 890,186.40 and 327,615.60 is: 490,419.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,672.60 : 890,186.40 = 327,615.60 : x
  2. Step 2: Convert to fraction form
    594,672.60/890,186.40 = 327,615.60/x
  3. Step 3: Cross multiply
    594,672.60x = 890,186.40 × 327,615.60
  4. Step 4: Simplify right side
    594,672.60x = 291,638,951,547.84
  5. Step 5: Solve for x
    x = 291,638,951,547.84/594,672.60
  6. Step 6: Final answer
    x = 490,419.35

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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.