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Finding the Fourth Proportional to 463,361.08, 695,098.86 and 163,779.88

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Solution

The fourth proportional to 463,361.08, 695,098.86 and 163,779.88 is: 245,690.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,361.08 : 695,098.86 = 163,779.88 : x
  2. Step 2: Convert to fraction form
    463,361.08/695,098.86 = 163,779.88/x
  3. Step 3: Cross multiply
    463,361.08x = 695,098.86 × 163,779.88
  4. Step 4: Simplify right side
    463,361.08x = 113,843,207,878.94
  5. Step 5: Solve for x
    x = 113,843,207,878.94/463,361.08
  6. Step 6: Final answer
    x = 245,690.05

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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.