Home / 796,492.80-1,099,310.40-457,182.72

Finding the Fourth Proportional to 796,492.80, 1,099,310.40 and 457,182.72

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Solution

The fourth proportional to 796,492.80, 1,099,310.40 and 457,182.72 is: 630,998.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,492.80 : 1,099,310.40 = 457,182.72 : x
  2. Step 2: Convert to fraction form
    796,492.80/1,099,310.40 = 457,182.72/x
  3. Step 3: Cross multiply
    796,492.80x = 1,099,310.40 × 457,182.72
  4. Step 4: Simplify right side
    796,492.80x = 502,585,718,796.29
  5. Step 5: Solve for x
    x = 502,585,718,796.29/796,492.80
  6. Step 6: Final answer
    x = 630,998.45

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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.