Home / 993,894.60-1,491,036.30-425,274.60

Finding the Fourth Proportional to 993,894.60, 1,491,036.30 and 425,274.60

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Solution

The fourth proportional to 993,894.60, 1,491,036.30 and 425,274.60 is: 637,995.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,894.60 : 1,491,036.30 = 425,274.60 : x
  2. Step 2: Convert to fraction form
    993,894.60/1,491,036.30 = 425,274.60/x
  3. Step 3: Cross multiply
    993,894.60x = 1,491,036.30 × 425,274.60
  4. Step 4: Simplify right side
    993,894.60x = 634,099,866,067.98
  5. Step 5: Solve for x
    x = 634,099,866,067.98/993,894.60
  6. Step 6: Final answer
    x = 637,995.08

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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.