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Finding the Fourth Proportional to 338,030.56, 466,487.69 and 185,066.20

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Solution

The fourth proportional to 338,030.56, 466,487.69 and 185,066.20 is: 255,394.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,030.56 : 466,487.69 = 185,066.20 : x
  2. Step 2: Convert to fraction form
    338,030.56/466,487.69 = 185,066.20/x
  3. Step 3: Cross multiply
    338,030.56x = 466,487.69 × 185,066.20
  4. Step 4: Simplify right side
    338,030.56x = 86,331,104,135.08
  5. Step 5: Solve for x
    x = 86,331,104,135.08/338,030.56
  6. Step 6: Final answer
    x = 255,394.38

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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.