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Finding the Fourth Proportional to 480,470.40, 663,028.40 and 262,675.04

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Solution

The fourth proportional to 480,470.40, 663,028.40 and 262,675.04 is: 362,480.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,470.40 : 663,028.40 = 262,675.04 : x
  2. Step 2: Convert to fraction form
    480,470.40/663,028.40 = 262,675.04/x
  3. Step 3: Cross multiply
    480,470.40x = 663,028.40 × 262,675.04
  4. Step 4: Simplify right side
    480,470.40x = 174,161,008,832.68
  5. Step 5: Solve for x
    x = 174,161,008,832.68/480,470.40
  6. Step 6: Final answer
    x = 362,480.20

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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.