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Finding the Fourth Proportional to 370,818.80, 520,327.30 and 370,818.80

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Solution

The fourth proportional to 370,818.80, 520,327.30 and 370,818.80 is: 520,327.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,818.80 : 520,327.30 = 370,818.80 : x
  2. Step 2: Convert to fraction form
    370,818.80/520,327.30 = 370,818.80/x
  3. Step 3: Cross multiply
    370,818.80x = 520,327.30 × 370,818.80
  4. Step 4: Simplify right side
    370,818.80x = 192,947,144,993.24
  5. Step 5: Solve for x
    x = 192,947,144,993.24/370,818.80
  6. Step 6: Final answer
    x = 520,327.30

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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.