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Finding the Fourth Proportional to 211,801.80, 317,702.70 and 182,277.30

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Solution

The fourth proportional to 211,801.80, 317,702.70 and 182,277.30 is: 273,415.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,801.80 : 317,702.70 = 182,277.30 : x
  2. Step 2: Convert to fraction form
    211,801.80/317,702.70 = 182,277.30/x
  3. Step 3: Cross multiply
    211,801.80x = 317,702.70 × 182,277.30
  4. Step 4: Simplify right side
    211,801.80x = 57,909,990,358.71
  5. Step 5: Solve for x
    x = 57,909,990,358.71/211,801.80
  6. Step 6: Final answer
    x = 273,415.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.