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Finding the Fourth Proportional to 484,457.58, 726,801.39 and 164,630.70

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Solution

The fourth proportional to 484,457.58, 726,801.39 and 164,630.70 is: 246,985.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,457.58 : 726,801.39 = 164,630.70 : x
  2. Step 2: Convert to fraction form
    484,457.58/726,801.39 = 164,630.70/x
  3. Step 3: Cross multiply
    484,457.58x = 726,801.39 × 164,630.70
  4. Step 4: Simplify right side
    484,457.58x = 119,653,821,596.67
  5. Step 5: Solve for x
    x = 119,653,821,596.67/484,457.58
  6. Step 6: Final answer
    x = 246,985.14

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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.