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Finding the Fourth Proportional to 338,370.41, 466,955.79 and 185,405.56

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Solution

The fourth proportional to 338,370.41, 466,955.79 and 185,405.56 is: 255,862.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,370.41 : 466,955.79 = 185,405.56 : x
  2. Step 2: Convert to fraction form
    338,370.41/466,955.79 = 185,405.56/x
  3. Step 3: Cross multiply
    338,370.41x = 466,955.79 × 185,405.56
  4. Step 4: Simplify right side
    338,370.41x = 86,576,197,877.53
  5. Step 5: Solve for x
    x = 86,576,197,877.53/338,370.41
  6. Step 6: Final answer
    x = 255,862.20

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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.