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Finding the Fourth Proportional to 265,835.50, 366,874.81 and 151,150.13

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Solution

The fourth proportional to 265,835.50, 366,874.81 and 151,150.13 is: 208,599.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,835.50 : 366,874.81 = 151,150.13 : x
  2. Step 2: Convert to fraction form
    265,835.50/366,874.81 = 151,150.13/x
  3. Step 3: Cross multiply
    265,835.50x = 366,874.81 × 151,150.13
  4. Step 4: Simplify right side
    265,835.50x = 55,453,175,225.23
  5. Step 5: Solve for x
    x = 55,453,175,225.23/265,835.50
  6. Step 6: Final answer
    x = 208,599.59

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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.