Home / 446,938.34-616,171.23-303,449.30

Finding the Fourth Proportional to 446,938.34, 616,171.23 and 303,449.30

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Solution

The fourth proportional to 446,938.34, 616,171.23 and 303,449.30 is: 418,350.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,938.34 : 616,171.23 = 303,449.30 : x
  2. Step 2: Convert to fraction form
    446,938.34/616,171.23 = 303,449.30/x
  3. Step 3: Cross multiply
    446,938.34x = 616,171.23 × 303,449.30
  4. Step 4: Simplify right side
    446,938.34x = 186,976,728,423.64
  5. Step 5: Solve for x
    x = 186,976,728,423.64/446,938.34
  6. Step 6: Final answer
    x = 418,350.17

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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.