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Finding the Fourth Proportional to 264,459, 365,109.18 and 161,132.18

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Solution

The fourth proportional to 264,459, 365,109.18 and 161,132.18 is: 222,457.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,459 : 365,109.18 = 161,132.18 : x
  2. Step 2: Convert to fraction form
    264,459/365,109.18 = 161,132.18/x
  3. Step 3: Cross multiply
    264,459x = 365,109.18 × 161,132.18
  4. Step 4: Simplify right side
    264,459x = 58,830,836,285.87
  5. Step 5: Solve for x
    x = 58,830,836,285.87/264,459
  6. Step 6: Final answer
    x = 222,457.30

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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.