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Finding the Fourth Proportional to 737,632.80, 1,106,449.20 and 363,607.20

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Solution

The fourth proportional to 737,632.80, 1,106,449.20 and 363,607.20 is: 545,410.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,632.80 : 1,106,449.20 = 363,607.20 : x
  2. Step 2: Convert to fraction form
    737,632.80/1,106,449.20 = 363,607.20/x
  3. Step 3: Cross multiply
    737,632.80x = 1,106,449.20 × 363,607.20
  4. Step 4: Simplify right side
    737,632.80x = 402,312,895,554.24
  5. Step 5: Solve for x
    x = 402,312,895,554.24/737,632.80
  6. Step 6: Final answer
    x = 545,410.80

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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.