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Finding the Fourth Proportional to 366,273.72, 549,405.59 and 222,214.01

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Solution

The fourth proportional to 366,273.72, 549,405.59 and 222,214.01 is: 333,317.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,273.72 : 549,405.59 = 222,214.01 : x
  2. Step 2: Convert to fraction form
    366,273.72/549,405.59 = 222,214.01/x
  3. Step 3: Cross multiply
    366,273.72x = 549,405.59 × 222,214.01
  4. Step 4: Simplify right side
    366,273.72x = 122,085,615,412.22
  5. Step 5: Solve for x
    x = 122,085,615,412.22/366,273.72
  6. Step 6: Final answer
    x = 333,317.98

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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.