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Finding the Fourth Proportional to 466,182.46, 643,627.52 and 319,253.26

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Solution

The fourth proportional to 466,182.46, 643,627.52 and 319,253.26 is: 440,772.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,182.46 : 643,627.52 = 319,253.26 : x
  2. Step 2: Convert to fraction form
    466,182.46/643,627.52 = 319,253.26/x
  3. Step 3: Cross multiply
    466,182.46x = 643,627.52 × 319,253.26
  4. Step 4: Simplify right side
    466,182.46x = 205,480,183,985.72
  5. Step 5: Solve for x
    x = 205,480,183,985.72/466,182.46
  6. Step 6: Final answer
    x = 440,772.02

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