Home / 693,653.37-1,039,770.60-351,462.90

Finding the Fourth Proportional to 693,653.37, 1,039,770.60 and 351,462.90

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Solution

The fourth proportional to 693,653.37, 1,039,770.60 and 351,462.90 is: 526,834.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,653.37 : 1,039,770.60 = 351,462.90 : x
  2. Step 2: Convert to fraction form
    693,653.37/1,039,770.60 = 351,462.90/x
  3. Step 3: Cross multiply
    693,653.37x = 1,039,770.60 × 351,462.90
  4. Step 4: Simplify right side
    693,653.37x = 365,440,790,410.74
  5. Step 5: Solve for x
    x = 365,440,790,410.74/693,653.37
  6. Step 6: Final answer
    x = 526,834.88

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1.5x scale

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.