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Finding the Fourth Proportional to 352,808.80, 528,867.60 and 184,415.20

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Solution

The fourth proportional to 352,808.80, 528,867.60 and 184,415.20 is: 276,442.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,808.80 : 528,867.60 = 184,415.20 : x
  2. Step 2: Convert to fraction form
    352,808.80/528,867.60 = 184,415.20/x
  3. Step 3: Cross multiply
    352,808.80x = 528,867.60 × 184,415.20
  4. Step 4: Simplify right side
    352,808.80x = 97,531,224,227.52
  5. Step 5: Solve for x
    x = 97,531,224,227.52/352,808.80
  6. Step 6: Final answer
    x = 276,442.15

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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.