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Finding the Fourth Proportional to 338,017.81, 466,464.72 and 185,065.91

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Solution

The fourth proportional to 338,017.81, 466,464.72 and 185,065.91 is: 255,391.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,017.81 : 466,464.72 = 185,065.91 : x
  2. Step 2: Convert to fraction form
    338,017.81/466,464.72 = 185,065.91/x
  3. Step 3: Cross multiply
    338,017.81x = 466,464.72 × 185,065.91
  4. Step 4: Simplify right side
    338,017.81x = 86,326,720,624.48
  5. Step 5: Solve for x
    x = 86,326,720,624.48/338,017.81
  6. Step 6: Final answer
    x = 255,391.04

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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.