Home / 734,729.40-1,100,927.70-545,772.60

Finding the Fourth Proportional to 734,729.40, 1,100,927.70 and 545,772.60

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Solution

The fourth proportional to 734,729.40, 1,100,927.70 and 545,772.60 is: 817,792.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,729.40 : 1,100,927.70 = 545,772.60 : x
  2. Step 2: Convert to fraction form
    734,729.40/1,100,927.70 = 545,772.60/x
  3. Step 3: Cross multiply
    734,729.40x = 1,100,927.70 × 545,772.60
  4. Step 4: Simplify right side
    734,729.40x = 600,856,173,241.02
  5. Step 5: Solve for x
    x = 600,856,173,241.02/734,729.40
  6. Step 6: Final answer
    x = 817,792.47

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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.