Home / 649,327.21-973,990.82-176,012.57

Finding the Fourth Proportional to 649,327.21, 973,990.82 and 176,012.57

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Solution

The fourth proportional to 649,327.21, 973,990.82 and 176,012.57 is: 264,018.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,327.21 : 973,990.82 = 176,012.57 : x
  2. Step 2: Convert to fraction form
    649,327.21/973,990.82 = 176,012.57/x
  3. Step 3: Cross multiply
    649,327.21x = 973,990.82 × 176,012.57
  4. Step 4: Simplify right side
    649,327.21x = 171,434,621,634.59
  5. Step 5: Solve for x
    x = 171,434,621,634.59/649,327.21
  6. Step 6: Final answer
    x = 264,018.85

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Double scale
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Similar ratio
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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.