Home / 433,828.60-649,895.43-298,868.83

Finding the Fourth Proportional to 433,828.60, 649,895.43 and 298,868.83

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Solution

The fourth proportional to 433,828.60, 649,895.43 and 298,868.83 is: 447,719.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,828.60 : 649,895.43 = 298,868.83 : x
  2. Step 2: Convert to fraction form
    433,828.60/649,895.43 = 298,868.83/x
  3. Step 3: Cross multiply
    433,828.60x = 649,895.43 × 298,868.83
  4. Step 4: Simplify right side
    433,828.60x = 194,233,486,786.45
  5. Step 5: Solve for x
    x = 194,233,486,786.45/433,828.60
  6. Step 6: Final answer
    x = 447,719.41

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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.