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Finding the Fourth Proportional to 585,355.35, 877,846.17 and 185,902.70

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Solution

The fourth proportional to 585,355.35, 877,846.17 and 185,902.70 is: 278,794.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,355.35 : 877,846.17 = 185,902.70 : x
  2. Step 2: Convert to fraction form
    585,355.35/877,846.17 = 185,902.70/x
  3. Step 3: Cross multiply
    585,355.35x = 877,846.17 × 185,902.70
  4. Step 4: Simplify right side
    585,355.35x = 163,193,968,798.43
  5. Step 5: Solve for x
    x = 163,193,968,798.43/585,355.35
  6. Step 6: Final answer
    x = 278,794.70

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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.