Home / 1,689,273.54-2,534,157.36-491,040.18

Finding the Fourth Proportional to 1,689,273.54, 2,534,157.36 and 491,040.18

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Solution

The fourth proportional to 1,689,273.54, 2,534,157.36 and 491,040.18 is: 736,632.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,273.54 : 2,534,157.36 = 491,040.18 : x
  2. Step 2: Convert to fraction form
    1,689,273.54/2,534,157.36 = 491,040.18/x
  3. Step 3: Cross multiply
    1,689,273.54x = 2,534,157.36 × 491,040.18
  4. Step 4: Simplify right side
    1,689,273.54x = 1,244,373,086,202.72
  5. Step 5: Solve for x
    x = 1,244,373,086,202.72/1,689,273.54
  6. Step 6: Final answer
    x = 736,632.08

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Double scale
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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.