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Finding the Fourth Proportional to 364,584.40, 546,876.60 and 222,866.80

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Solution

The fourth proportional to 364,584.40, 546,876.60 and 222,866.80 is: 334,300.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,584.40 : 546,876.60 = 222,866.80 : x
  2. Step 2: Convert to fraction form
    364,584.40/546,876.60 = 222,866.80/x
  3. Step 3: Cross multiply
    364,584.40x = 546,876.60 × 222,866.80
  4. Step 4: Simplify right side
    364,584.40x = 121,880,637,836.88
  5. Step 5: Solve for x
    x = 121,880,637,836.88/364,584.40
  6. Step 6: Final answer
    x = 334,300.20

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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.