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Finding the Fourth Proportional to 590,506.20, 885,759.30 and 472,408.20

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Solution

The fourth proportional to 590,506.20, 885,759.30 and 472,408.20 is: 708,612.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,506.20 : 885,759.30 = 472,408.20 : x
  2. Step 2: Convert to fraction form
    590,506.20/885,759.30 = 472,408.20/x
  3. Step 3: Cross multiply
    590,506.20x = 885,759.30 × 472,408.20
  4. Step 4: Simplify right side
    590,506.20x = 418,439,956,546.26
  5. Step 5: Solve for x
    x = 418,439,956,546.26/590,506.20
  6. Step 6: Final answer
    x = 708,612.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.