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Finding the Fourth Proportional to 470,017.32, 648,555.48 and 268,774.44

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Solution

The fourth proportional to 470,017.32, 648,555.48 and 268,774.44 is: 370,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,017.32 : 648,555.48 = 268,774.44 : x
  2. Step 2: Convert to fraction form
    470,017.32/648,555.48 = 268,774.44/x
  3. Step 3: Cross multiply
    470,017.32x = 648,555.48 × 268,774.44
  4. Step 4: Simplify right side
    470,017.32x = 174,315,135,945.93
  5. Step 5: Solve for x
    x = 174,315,135,945.93/470,017.32
  6. Step 6: Final answer
    x = 370,869.60

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.