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Finding the Fourth Proportional to 264,457.50, 365,107.11 and 161,130.68

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Solution

The fourth proportional to 264,457.50, 365,107.11 and 161,130.68 is: 222,455.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,457.50 : 365,107.11 = 161,130.68 : x
  2. Step 2: Convert to fraction form
    264,457.50/365,107.11 = 161,130.68/x
  3. Step 3: Cross multiply
    264,457.50x = 365,107.11 × 161,130.68
  4. Step 4: Simplify right side
    264,457.50x = 58,829,955,081.60
  5. Step 5: Solve for x
    x = 58,829,955,081.60/264,457.50
  6. Step 6: Final answer
    x = 222,455.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.