Home / 994,405.20-1,491,823.80-363,318

Finding the Fourth Proportional to 994,405.20, 1,491,823.80 and 363,318

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Solution

The fourth proportional to 994,405.20, 1,491,823.80 and 363,318 is: 545,055.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,405.20 : 1,491,823.80 = 363,318 : x
  2. Step 2: Convert to fraction form
    994,405.20/1,491,823.80 = 363,318/x
  3. Step 3: Cross multiply
    994,405.20x = 1,491,823.80 × 363,318
  4. Step 4: Simplify right side
    994,405.20x = 542,006,439,368.40
  5. Step 5: Solve for x
    x = 542,006,439,368.40/994,405.20
  6. Step 6: Final answer
    x = 545,055.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.