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Finding the Fourth Proportional to 461,672.75, 692,752.86 and 327,603.03

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Solution

The fourth proportional to 461,672.75, 692,752.86 and 327,603.03 is: 491,577.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,672.75 : 692,752.86 = 327,603.03 : x
  2. Step 2: Convert to fraction form
    461,672.75/692,752.86 = 327,603.03/x
  3. Step 3: Cross multiply
    461,672.75x = 692,752.86 × 327,603.03
  4. Step 4: Simplify right side
    461,672.75x = 226,947,935,977.17
  5. Step 5: Solve for x
    x = 226,947,935,977.17/461,672.75
  6. Step 6: Final answer
    x = 491,577.50

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1.5x scale

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.