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Finding the Fourth Proportional to 338,088.36, 466,541.30 and 185,128.37

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Solution

The fourth proportional to 338,088.36, 466,541.30 and 185,128.37 is: 255,465.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,088.36 : 466,541.30 = 185,128.37 : x
  2. Step 2: Convert to fraction form
    338,088.36/466,541.30 = 185,128.37/x
  3. Step 3: Cross multiply
    338,088.36x = 466,541.30 × 185,128.37
  4. Step 4: Simplify right side
    338,088.36x = 86,370,027,148.33
  5. Step 5: Solve for x
    x = 86,370,027,148.33/338,088.36
  6. Step 6: Final answer
    x = 255,465.84

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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.