Home / 997,860.50-1,496,769.54-323,940.84

Finding the Fourth Proportional to 997,860.50, 1,496,769.54 and 323,940.84

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Solution

The fourth proportional to 997,860.50, 1,496,769.54 and 323,940.84 is: 485,904.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,860.50 : 1,496,769.54 = 323,940.84 : x
  2. Step 2: Convert to fraction form
    997,860.50/1,496,769.54 = 323,940.84/x
  3. Step 3: Cross multiply
    997,860.50x = 1,496,769.54 × 323,940.84
  4. Step 4: Simplify right side
    997,860.50x = 484,864,782,074.01
  5. Step 5: Solve for x
    x = 484,864,782,074.01/997,860.50
  6. Step 6: Final answer
    x = 485,904.38

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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.