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Finding the Fourth Proportional to 822,160.74, 1,233,241.65 and 223,122

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Solution

The fourth proportional to 822,160.74, 1,233,241.65 and 223,122 is: 334,683.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,160.74 : 1,233,241.65 = 223,122 : x
  2. Step 2: Convert to fraction form
    822,160.74/1,233,241.65 = 223,122/x
  3. Step 3: Cross multiply
    822,160.74x = 1,233,241.65 × 223,122
  4. Step 4: Simplify right side
    822,160.74x = 275,163,343,431.30
  5. Step 5: Solve for x
    x = 275,163,343,431.30/822,160.74
  6. Step 6: Final answer
    x = 334,683.15

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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.