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Finding the Fourth Proportional to 332,887.66, 499,457.31 and 199,860.67

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Solution

The fourth proportional to 332,887.66, 499,457.31 and 199,860.67 is: 299,866.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,887.66 : 499,457.31 = 199,860.67 : x
  2. Step 2: Convert to fraction form
    332,887.66/499,457.31 = 199,860.67/x
  3. Step 3: Cross multiply
    332,887.66x = 499,457.31 × 199,860.67
  4. Step 4: Simplify right side
    332,887.66x = 99,821,872,613.00
  5. Step 5: Solve for x
    x = 99,821,872,613.00/332,887.66
  6. Step 6: Final answer
    x = 299,866.55

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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.