Home / 731,162.12-1,097,282.16-346,912.56

Finding the Fourth Proportional to 731,162.12, 1,097,282.16 and 346,912.56

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Solution

The fourth proportional to 731,162.12, 1,097,282.16 and 346,912.56 is: 520,624.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,162.12 : 1,097,282.16 = 346,912.56 : x
  2. Step 2: Convert to fraction form
    731,162.12/1,097,282.16 = 346,912.56/x
  3. Step 3: Cross multiply
    731,162.12x = 1,097,282.16 × 346,912.56
  4. Step 4: Simplify right side
    731,162.12x = 380,660,963,167.93
  5. Step 5: Solve for x
    x = 380,660,963,167.93/731,162.12
  6. Step 6: Final answer
    x = 520,624.57

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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.