Home / 988,539.60-1,482,247.26-389,176.14

Finding the Fourth Proportional to 988,539.60, 1,482,247.26 and 389,176.14

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Solution

The fourth proportional to 988,539.60, 1,482,247.26 and 389,176.14 is: 583,542.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,539.60 : 1,482,247.26 = 389,176.14 : x
  2. Step 2: Convert to fraction form
    988,539.60/1,482,247.26 = 389,176.14/x
  3. Step 3: Cross multiply
    988,539.60x = 1,482,247.26 × 389,176.14
  4. Step 4: Simplify right side
    988,539.60x = 576,855,267,172.38
  5. Step 5: Solve for x
    x = 576,855,267,172.38/988,539.60
  6. Step 6: Final answer
    x = 583,542.90

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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.