Home / 744,662.79-1,108,571.38-740,234.07

Finding the Fourth Proportional to 744,662.79, 1,108,571.38 and 740,234.07

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Solution

The fourth proportional to 744,662.79, 1,108,571.38 and 740,234.07 is: 1,101,978.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,662.79 : 1,108,571.38 = 740,234.07 : x
  2. Step 2: Convert to fraction form
    744,662.79/1,108,571.38 = 740,234.07/x
  3. Step 3: Cross multiply
    744,662.79x = 1,108,571.38 × 740,234.07
  4. Step 4: Simplify right side
    744,662.79x = 820,602,302,652.33
  5. Step 5: Solve for x
    x = 820,602,302,652.33/744,662.79
  6. Step 6: Final answer
    x = 1,101,978.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.