Home / 845,469.50-1,166,872.55-535,400.37

Finding the Fourth Proportional to 845,469.50, 1,166,872.55 and 535,400.37

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Solution

The fourth proportional to 845,469.50, 1,166,872.55 and 535,400.37 is: 738,931.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,469.50 : 1,166,872.55 = 535,400.37 : x
  2. Step 2: Convert to fraction form
    845,469.50/1,166,872.55 = 535,400.37/x
  3. Step 3: Cross multiply
    845,469.50x = 1,166,872.55 × 535,400.37
  4. Step 4: Simplify right side
    845,469.50x = 624,743,992,335.84
  5. Step 5: Solve for x
    x = 624,743,992,335.84/845,469.50
  6. Step 6: Final answer
    x = 738,931.44

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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.