Home / 985,939.75-1,360,596.86-533,230.75

Finding the Fourth Proportional to 985,939.75, 1,360,596.86 and 533,230.75

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Solution

The fourth proportional to 985,939.75, 1,360,596.86 and 533,230.75 is: 735,858.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,939.75 : 1,360,596.86 = 533,230.75 : x
  2. Step 2: Convert to fraction form
    985,939.75/1,360,596.86 = 533,230.75/x
  3. Step 3: Cross multiply
    985,939.75x = 1,360,596.86 × 533,230.75
  4. Step 4: Simplify right side
    985,939.75x = 725,512,084,105.45
  5. Step 5: Solve for x
    x = 725,512,084,105.45/985,939.75
  6. Step 6: Final answer
    x = 735,858.44

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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.