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Finding the Fourth Proportional to 468,652.52, 646,739.20 and 253,792.53

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Solution

The fourth proportional to 468,652.52, 646,739.20 and 253,792.53 is: 350,233.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,652.52 : 646,739.20 = 253,792.53 : x
  2. Step 2: Convert to fraction form
    468,652.52/646,739.20 = 253,792.53/x
  3. Step 3: Cross multiply
    468,652.52x = 646,739.20 × 253,792.53
  4. Step 4: Simplify right side
    468,652.52x = 164,137,577,818.18
  5. Step 5: Solve for x
    x = 164,137,577,818.18/468,652.52
  6. Step 6: Final answer
    x = 350,233.00

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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.