Home / 923,423.16-1,385,213.70-324,332.16

Finding the Fourth Proportional to 923,423.16, 1,385,213.70 and 324,332.16

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Solution

The fourth proportional to 923,423.16, 1,385,213.70 and 324,332.16 is: 486,525.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,423.16 : 1,385,213.70 = 324,332.16 : x
  2. Step 2: Convert to fraction form
    923,423.16/1,385,213.70 = 324,332.16/x
  3. Step 3: Cross multiply
    923,423.16x = 1,385,213.70 × 324,332.16
  4. Step 4: Simplify right side
    923,423.16x = 449,269,351,382.59
  5. Step 5: Solve for x
    x = 449,269,351,382.59/923,423.16
  6. Step 6: Final answer
    x = 486,525.97

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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.