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Finding the Fourth Proportional to 265,835, 366,874.12 and 151,149.63

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Solution

The fourth proportional to 265,835, 366,874.12 and 151,149.63 is: 208,598.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,835 : 366,874.12 = 151,149.63 : x
  2. Step 2: Convert to fraction form
    265,835/366,874.12 = 151,149.63/x
  3. Step 3: Cross multiply
    265,835x = 366,874.12 × 151,149.63
  4. Step 4: Simplify right side
    265,835x = 55,452,887,494.58
  5. Step 5: Solve for x
    x = 55,452,887,494.58/265,835
  6. Step 6: Final answer
    x = 208,598.90

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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.