Home / 699,783.10-1,049,674.65-226,807.90

Finding the Fourth Proportional to 699,783.10, 1,049,674.65 and 226,807.90

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Solution

The fourth proportional to 699,783.10, 1,049,674.65 and 226,807.90 is: 340,211.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,783.10 : 1,049,674.65 = 226,807.90 : x
  2. Step 2: Convert to fraction form
    699,783.10/1,049,674.65 = 226,807.90/x
  3. Step 3: Cross multiply
    699,783.10x = 1,049,674.65 × 226,807.90
  4. Step 4: Simplify right side
    699,783.10x = 238,074,503,049.74
  5. Step 5: Solve for x
    x = 238,074,503,049.74/699,783.10
  6. Step 6: Final answer
    x = 340,211.85

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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.