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Finding the Fourth Proportional to 416,762.22, 624,459.88 and 176,684.30

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Solution

The fourth proportional to 416,762.22, 624,459.88 and 176,684.30 is: 264,736.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,762.22 : 624,459.88 = 176,684.30 : x
  2. Step 2: Convert to fraction form
    416,762.22/624,459.88 = 176,684.30/x
  3. Step 3: Cross multiply
    416,762.22x = 624,459.88 × 176,684.30
  4. Step 4: Simplify right side
    416,762.22x = 110,332,256,775.88
  5. Step 5: Solve for x
    x = 110,332,256,775.88/416,762.22
  6. Step 6: Final answer
    x = 264,736.70

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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.