Home / 230,550.12-343,533.28-205,396.89

Finding the Fourth Proportional to 230,550.12, 343,533.28 and 205,396.89

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Solution

The fourth proportional to 230,550.12, 343,533.28 and 205,396.89 is: 306,053.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,550.12 : 343,533.28 = 205,396.89 : x
  2. Step 2: Convert to fraction form
    230,550.12/343,533.28 = 205,396.89/x
  3. Step 3: Cross multiply
    230,550.12x = 343,533.28 × 205,396.89
  4. Step 4: Simplify right side
    230,550.12x = 70,560,666,295.39
  5. Step 5: Solve for x
    x = 70,560,666,295.39/230,550.12
  6. Step 6: Final answer
    x = 306,053.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.