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Finding the Fourth Proportional to 416,581.40, 624,874.44 and 101,038.52

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Solution

The fourth proportional to 416,581.40, 624,874.44 and 101,038.52 is: 151,558.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,581.40 : 624,874.44 = 101,038.52 : x
  2. Step 2: Convert to fraction form
    416,581.40/624,874.44 = 101,038.52/x
  3. Step 3: Cross multiply
    416,581.40x = 624,874.44 × 101,038.52
  4. Step 4: Simplify right side
    416,581.40x = 63,136,388,603.43
  5. Step 5: Solve for x
    x = 63,136,388,603.43/416,581.40
  6. Step 6: Final answer
    x = 151,558.35

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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.