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Finding the Fourth Proportional to 575,696.21, 863,601.92 and 176,332.37

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Solution

The fourth proportional to 575,696.21, 863,601.92 and 176,332.37 is: 264,516.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,696.21 : 863,601.92 = 176,332.37 : x
  2. Step 2: Convert to fraction form
    575,696.21/863,601.92 = 176,332.37/x
  3. Step 3: Cross multiply
    575,696.21x = 863,601.92 × 176,332.37
  4. Step 4: Simplify right side
    575,696.21x = 152,280,972,408.49
  5. Step 5: Solve for x
    x = 152,280,972,408.49/575,696.21
  6. Step 6: Final answer
    x = 264,516.20

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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.