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Finding the Fourth Proportional to 585,181.29, 877,881.42 and 185,922.57

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Solution

The fourth proportional to 585,181.29, 877,881.42 and 185,922.57 is: 278,918.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,181.29 : 877,881.42 = 185,922.57 : x
  2. Step 2: Convert to fraction form
    585,181.29/877,881.42 = 185,922.57/x
  3. Step 3: Cross multiply
    585,181.29x = 877,881.42 × 185,922.57
  4. Step 4: Simplify right side
    585,181.29x = 163,217,969,761.65
  5. Step 5: Solve for x
    x = 163,217,969,761.65/585,181.29
  6. Step 6: Final answer
    x = 278,918.64

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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.