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Finding the Fourth Proportional to 338,556.39, 467,204.40 and 185,603.01

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Solution

The fourth proportional to 338,556.39, 467,204.40 and 185,603.01 is: 256,130.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,556.39 : 467,204.40 = 185,603.01 : x
  2. Step 2: Convert to fraction form
    338,556.39/467,204.40 = 185,603.01/x
  3. Step 3: Cross multiply
    338,556.39x = 467,204.40 × 185,603.01
  4. Step 4: Simplify right side
    338,556.39x = 86,714,542,925.24
  5. Step 5: Solve for x
    x = 86,714,542,925.24/338,556.39
  6. Step 6: Final answer
    x = 256,130.28

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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.