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Finding the Fourth Proportional to 211,773.67, 319,182.70 and 182,544.28

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Solution

The fourth proportional to 211,773.67, 319,182.70 and 182,544.28 is: 275,128.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,773.67 : 319,182.70 = 182,544.28 : x
  2. Step 2: Convert to fraction form
    211,773.67/319,182.70 = 182,544.28/x
  3. Step 3: Cross multiply
    211,773.67x = 319,182.70 × 182,544.28
  4. Step 4: Simplify right side
    211,773.67x = 58,264,976,159.96
  5. Step 5: Solve for x
    x = 58,264,976,159.96/211,773.67
  6. Step 6: Final answer
    x = 275,128.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.