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Finding the Fourth Proportional to 265,813.51, 366,814.54 and 151,104.68

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Solution

The fourth proportional to 265,813.51, 366,814.54 and 151,104.68 is: 208,519.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,813.51 : 366,814.54 = 151,104.68 : x
  2. Step 2: Convert to fraction form
    265,813.51/366,814.54 = 151,104.68/x
  3. Step 3: Cross multiply
    265,813.51x = 366,814.54 × 151,104.68
  4. Step 4: Simplify right side
    265,813.51x = 55,427,394,225.32
  5. Step 5: Solve for x
    x = 55,427,394,225.32/265,813.51
  6. Step 6: Final answer
    x = 208,519.86

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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.