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Finding the Fourth Proportional to 577,951.63, 867,176.67 and 223,214.76

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Solution

The fourth proportional to 577,951.63, 867,176.67 and 223,214.76 is: 334,918.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,951.63 : 867,176.67 = 223,214.76 : x
  2. Step 2: Convert to fraction form
    577,951.63/867,176.67 = 223,214.76/x
  3. Step 3: Cross multiply
    577,951.63x = 867,176.67 × 223,214.76
  4. Step 4: Simplify right side
    577,951.63x = 193,566,632,271.65
  5. Step 5: Solve for x
    x = 193,566,632,271.65/577,951.63
  6. Step 6: Final answer
    x = 334,918.39

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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.