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Finding the Fourth Proportional to 367,577.60, 550,637.40 and 323,740.40

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Solution

The fourth proportional to 367,577.60, 550,637.40 and 323,740.40 is: 484,968.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,577.60 : 550,637.40 = 323,740.40 : x
  2. Step 2: Convert to fraction form
    367,577.60/550,637.40 = 323,740.40/x
  3. Step 3: Cross multiply
    367,577.60x = 550,637.40 × 323,740.40
  4. Step 4: Simplify right side
    367,577.60x = 178,263,572,130.96
  5. Step 5: Solve for x
    x = 178,263,572,130.96/367,577.60
  6. Step 6: Final answer
    x = 484,968.54

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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.