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Finding the Fourth Proportional to 577,087.76, 865,806.60 and 277,483.34

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Solution

The fourth proportional to 577,087.76, 865,806.60 and 277,483.34 is: 416,309.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,087.76 : 865,806.60 = 277,483.34 : x
  2. Step 2: Convert to fraction form
    577,087.76/865,806.60 = 277,483.34/x
  3. Step 3: Cross multiply
    577,087.76x = 865,806.60 × 277,483.34
  4. Step 4: Simplify right side
    577,087.76x = 240,246,907,162.04
  5. Step 5: Solve for x
    x = 240,246,907,162.04/577,087.76
  6. Step 6: Final answer
    x = 416,309.14

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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.