Home / 297,515.40-444,977.10-266,152.20

Finding the Fourth Proportional to 297,515.40, 444,977.10 and 266,152.20

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Solution

The fourth proportional to 297,515.40, 444,977.10 and 266,152.20 is: 398,068.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,515.40 : 444,977.10 = 266,152.20 : x
  2. Step 2: Convert to fraction form
    297,515.40/444,977.10 = 266,152.20/x
  3. Step 3: Cross multiply
    297,515.40x = 444,977.10 × 266,152.20
  4. Step 4: Simplify right side
    297,515.40x = 118,431,634,114.62
  5. Step 5: Solve for x
    x = 118,431,634,114.62/297,515.40
  6. Step 6: Final answer
    x = 398,068.92

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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.