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Finding the Fourth Proportional to 605,220.40, 907,830.60 and 184,495.60

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Solution

The fourth proportional to 605,220.40, 907,830.60 and 184,495.60 is: 276,743.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,220.40 : 907,830.60 = 184,495.60 : x
  2. Step 2: Convert to fraction form
    605,220.40/907,830.60 = 184,495.60/x
  3. Step 3: Cross multiply
    605,220.40x = 907,830.60 × 184,495.60
  4. Step 4: Simplify right side
    605,220.40x = 167,490,751,245.36
  5. Step 5: Solve for x
    x = 167,490,751,245.36/605,220.40
  6. Step 6: Final answer
    x = 276,743.40

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Similar ratio
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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.