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Finding the Fourth Proportional to 433,202.40, 648,637.20 and 433,202.40

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Solution

The fourth proportional to 433,202.40, 648,637.20 and 433,202.40 is: 648,637.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,202.40 : 648,637.20 = 433,202.40 : x
  2. Step 2: Convert to fraction form
    433,202.40/648,637.20 = 433,202.40/x
  3. Step 3: Cross multiply
    433,202.40x = 648,637.20 × 433,202.40
  4. Step 4: Simplify right side
    433,202.40x = 280,991,191,769.28
  5. Step 5: Solve for x
    x = 280,991,191,769.28/433,202.40
  6. Step 6: Final answer
    x = 648,637.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.