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Finding the Fourth Proportional to 354,467.04, 531,779.60 and 101,727.84

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Solution

The fourth proportional to 354,467.04, 531,779.60 and 101,727.84 is: 152,614.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,467.04 : 531,779.60 = 101,727.84 : x
  2. Step 2: Convert to fraction form
    354,467.04/531,779.60 = 101,727.84/x
  3. Step 3: Cross multiply
    354,467.04x = 531,779.60 × 101,727.84
  4. Step 4: Simplify right side
    354,467.04x = 54,096,790,064.06
  5. Step 5: Solve for x
    x = 54,096,790,064.06/354,467.04
  6. Step 6: Final answer
    x = 152,614.44

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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.