Home / 850,958.44-1,174,299.60-468,985.12

Finding the Fourth Proportional to 850,958.44, 1,174,299.60 and 468,985.12

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Solution

The fourth proportional to 850,958.44, 1,174,299.60 and 468,985.12 is: 647,186.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,958.44 : 1,174,299.60 = 468,985.12 : x
  2. Step 2: Convert to fraction form
    850,958.44/1,174,299.60 = 468,985.12/x
  3. Step 3: Cross multiply
    850,958.44x = 1,174,299.60 × 468,985.12
  4. Step 4: Simplify right side
    850,958.44x = 550,729,038,821.95
  5. Step 5: Solve for x
    x = 550,729,038,821.95/850,958.44
  6. Step 6: Final answer
    x = 647,186.76

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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.