Home / 964,723.20-1,331,321.60-535,043.04

Finding the Fourth Proportional to 964,723.20, 1,331,321.60 and 535,043.04

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Solution

The fourth proportional to 964,723.20, 1,331,321.60 and 535,043.04 is: 738,361.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,723.20 : 1,331,321.60 = 535,043.04 : x
  2. Step 2: Convert to fraction form
    964,723.20/1,331,321.60 = 535,043.04/x
  3. Step 3: Cross multiply
    964,723.20x = 1,331,321.60 × 535,043.04
  4. Step 4: Simplify right side
    964,723.20x = 712,314,356,081.66
  5. Step 5: Solve for x
    x = 712,314,356,081.66/964,723.20
  6. Step 6: Final answer
    x = 738,361.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.