Home / 326,837.70-450,986.90-183,570.30

Finding the Fourth Proportional to 326,837.70, 450,986.90 and 183,570.30

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Solution

The fourth proportional to 326,837.70, 450,986.90 and 183,570.30 is: 253,299.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,837.70 : 450,986.90 = 183,570.30 : x
  2. Step 2: Convert to fraction form
    326,837.70/450,986.90 = 183,570.30/x
  3. Step 3: Cross multiply
    326,837.70x = 450,986.90 × 183,570.30
  4. Step 4: Simplify right side
    326,837.70x = 82,787,800,529.07
  5. Step 5: Solve for x
    x = 82,787,800,529.07/326,837.70
  6. Step 6: Final answer
    x = 253,299.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.