Home / 829,540.77-1,244,310.45-230,501.64

Finding the Fourth Proportional to 829,540.77, 1,244,310.45 and 230,501.64

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Solution

The fourth proportional to 829,540.77, 1,244,310.45 and 230,501.64 is: 345,752.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,540.77 : 1,244,310.45 = 230,501.64 : x
  2. Step 2: Convert to fraction form
    829,540.77/1,244,310.45 = 230,501.64/x
  3. Step 3: Cross multiply
    829,540.77x = 1,244,310.45 × 230,501.64
  4. Step 4: Simplify right side
    829,540.77x = 286,815,599,394.14
  5. Step 5: Solve for x
    x = 286,815,599,394.14/829,540.77
  6. Step 6: Final answer
    x = 345,752.26

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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.