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Finding the Fourth Proportional to 364,296.80, 546,445.20 and 222,579.20

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Solution

The fourth proportional to 364,296.80, 546,445.20 and 222,579.20 is: 333,868.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,296.80 : 546,445.20 = 222,579.20 : x
  2. Step 2: Convert to fraction form
    364,296.80/546,445.20 = 222,579.20/x
  3. Step 3: Cross multiply
    364,296.80x = 546,445.20 × 222,579.20
  4. Step 4: Simplify right side
    364,296.80x = 121,627,335,459.84
  5. Step 5: Solve for x
    x = 121,627,335,459.84/364,296.80
  6. Step 6: Final answer
    x = 333,868.80

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1.5x scale

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.