Home / 340,536.30-470,099.32-197,268.36

Finding the Fourth Proportional to 340,536.30, 470,099.32 and 197,268.36

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Solution

The fourth proportional to 340,536.30, 470,099.32 and 197,268.36 is: 272,322.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,536.30 : 470,099.32 = 197,268.36 : x
  2. Step 2: Convert to fraction form
    340,536.30/470,099.32 = 197,268.36/x
  3. Step 3: Cross multiply
    340,536.30x = 470,099.32 × 197,268.36
  4. Step 4: Simplify right side
    340,536.30x = 92,735,721,893.52
  5. Step 5: Solve for x
    x = 92,735,721,893.52/340,536.30
  6. Step 6: Final answer
    x = 272,322.57

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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.