Home / 993,070.44-1,370,229.12-630,067.32

Finding the Fourth Proportional to 993,070.44, 1,370,229.12 and 630,067.32

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Solution

The fourth proportional to 993,070.44, 1,370,229.12 and 630,067.32 is: 869,360.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,070.44 : 1,370,229.12 = 630,067.32 : x
  2. Step 2: Convert to fraction form
    993,070.44/1,370,229.12 = 630,067.32/x
  3. Step 3: Cross multiply
    993,070.44x = 1,370,229.12 × 630,067.32
  4. Step 4: Simplify right side
    993,070.44x = 863,336,589,424.36
  5. Step 5: Solve for x
    x = 863,336,589,424.36/993,070.44
  6. Step 6: Final answer
    x = 869,360.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.