Home / 923,317.60-1,384,630.80-324,047.20

Finding the Fourth Proportional to 923,317.60, 1,384,630.80 and 324,047.20

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Solution

The fourth proportional to 923,317.60, 1,384,630.80 and 324,047.20 is: 485,949.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,317.60 : 1,384,630.80 = 324,047.20 : x
  2. Step 2: Convert to fraction form
    923,317.60/1,384,630.80 = 324,047.20/x
  3. Step 3: Cross multiply
    923,317.60x = 1,384,630.80 × 324,047.20
  4. Step 4: Simplify right side
    923,317.60x = 448,685,733,773.76
  5. Step 5: Solve for x
    x = 448,685,733,773.76/923,317.60
  6. Step 6: Final answer
    x = 485,949.51

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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.