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Finding the Third Proportional to 66,508.59 and 147,779.44

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Solution

The third proportional to 66,508.59 and 147,779.44 is: 328,360.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,508.59 : 147,779.44 = 147,779.44 : x
  2. Step 2: Convert to fraction form
    66,508.59/147,779.44 = 147,779.44/x
  3. Step 3: Cross multiply
    66,508.59x = 147,779.44 × 147,779.44
  4. Step 4: Simplify right side
    66,508.59x = 21,838,762,147.82
  5. Step 5: Solve for x
    x = 21,838,762,147.82/66,508.59
  6. Step 6: Final answer
    x = 328,360.00

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.