Home / 307,777.37-462,176.64-190,196.06

Finding the Fourth Proportional to 307,777.37, 462,176.64 and 190,196.06

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Solution

The fourth proportional to 307,777.37, 462,176.64 and 190,196.06 is: 285,609.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,777.37 : 462,176.64 = 190,196.06 : x
  2. Step 2: Convert to fraction form
    307,777.37/462,176.64 = 190,196.06/x
  3. Step 3: Cross multiply
    307,777.37x = 462,176.64 × 190,196.06
  4. Step 4: Simplify right side
    307,777.37x = 87,904,173,641.16
  5. Step 5: Solve for x
    x = 87,904,173,641.16/307,777.37
  6. Step 6: Final answer
    x = 285,609.61

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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.