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Finding the Fourth Proportional to 260,404.65, 359,396.73 and 164,920.23

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Solution

The fourth proportional to 260,404.65, 359,396.73 and 164,920.23 is: 227,614.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,404.65 : 359,396.73 = 164,920.23 : x
  2. Step 2: Convert to fraction form
    260,404.65/359,396.73 = 164,920.23/x
  3. Step 3: Cross multiply
    260,404.65x = 359,396.73 × 164,920.23
  4. Step 4: Simplify right side
    260,404.65x = 59,271,791,372.85
  5. Step 5: Solve for x
    x = 59,271,791,372.85/260,404.65
  6. Step 6: Final answer
    x = 227,614.18

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1.5x scale

Why These Related Problems?

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