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Finding the Fourth Proportional to 583,302.60, 873,204.30 and 346,523.40

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Solution

The fourth proportional to 583,302.60, 873,204.30 and 346,523.40 is: 518,745.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,302.60 : 873,204.30 = 346,523.40 : x
  2. Step 2: Convert to fraction form
    583,302.60/873,204.30 = 346,523.40/x
  3. Step 3: Cross multiply
    583,302.60x = 873,204.30 × 346,523.40
  4. Step 4: Simplify right side
    583,302.60x = 302,585,722,930.62
  5. Step 5: Solve for x
    x = 302,585,722,930.62/583,302.60
  6. Step 6: Final answer
    x = 518,745.71

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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.