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Finding the Fourth Proportional to 416,582.40, 624,875.94 and 101,039.52

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Solution

The fourth proportional to 416,582.40, 624,875.94 and 101,039.52 is: 151,559.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,582.40 : 624,875.94 = 101,039.52 : x
  2. Step 2: Convert to fraction form
    416,582.40/624,875.94 = 101,039.52/x
  3. Step 3: Cross multiply
    416,582.40x = 624,875.94 × 101,039.52
  4. Step 4: Simplify right side
    416,582.40x = 63,137,165,037.15
  5. Step 5: Solve for x
    x = 63,137,165,037.15/416,582.40
  6. Step 6: Final answer
    x = 151,559.85

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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.