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Finding the Fourth Proportional to 602,166.93, 831,027.15 and 347,534.52

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Solution

The fourth proportional to 602,166.93, 831,027.15 and 347,534.52 is: 479,618.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,166.93 : 831,027.15 = 347,534.52 : x
  2. Step 2: Convert to fraction form
    602,166.93/831,027.15 = 347,534.52/x
  3. Step 3: Cross multiply
    602,166.93x = 831,027.15 × 347,534.52
  4. Step 4: Simplify right side
    602,166.93x = 288,810,621,682.22
  5. Step 5: Solve for x
    x = 288,810,621,682.22/602,166.93
  6. Step 6: Final answer
    x = 479,618.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.