Home / 734,723.40-1,102,085.10-261,942.60

Finding the Fourth Proportional to 734,723.40, 1,102,085.10 and 261,942.60

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Solution

The fourth proportional to 734,723.40, 1,102,085.10 and 261,942.60 is: 392,913.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,723.40 : 1,102,085.10 = 261,942.60 : x
  2. Step 2: Convert to fraction form
    734,723.40/1,102,085.10 = 261,942.60/x
  3. Step 3: Cross multiply
    734,723.40x = 1,102,085.10 × 261,942.60
  4. Step 4: Simplify right side
    734,723.40x = 288,683,036,515.26
  5. Step 5: Solve for x
    x = 288,683,036,515.26/734,723.40
  6. Step 6: Final answer
    x = 392,913.90

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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.