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Finding the Fourth Proportional to 585,280.80, 877,921.20 and 164,556.68

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Solution

The fourth proportional to 585,280.80, 877,921.20 and 164,556.68 is: 246,835.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,280.80 : 877,921.20 = 164,556.68 : x
  2. Step 2: Convert to fraction form
    585,280.80/877,921.20 = 164,556.68/x
  3. Step 3: Cross multiply
    585,280.80x = 877,921.20 × 164,556.68
  4. Step 4: Simplify right side
    585,280.80x = 144,467,793,584.01
  5. Step 5: Solve for x
    x = 144,467,793,584.01/585,280.80
  6. Step 6: Final answer
    x = 246,835.01

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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.