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Finding the Fourth Proportional to 416,551.50, 624,829.05 and 101,008.98

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Solution

The fourth proportional to 416,551.50, 624,829.05 and 101,008.98 is: 151,513.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,551.50 : 624,829.05 = 101,008.98 : x
  2. Step 2: Convert to fraction form
    416,551.50/624,829.05 = 101,008.98/x
  3. Step 3: Cross multiply
    416,551.50x = 624,829.05 × 101,008.98
  4. Step 4: Simplify right side
    416,551.50x = 63,113,345,014.87
  5. Step 5: Solve for x
    x = 63,113,345,014.87/416,551.50
  6. Step 6: Final answer
    x = 151,513.91

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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.