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Finding the Fourth Proportional to 263,782.59, 364,002.71 and 168,279

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Solution

The fourth proportional to 263,782.59, 364,002.71 and 168,279 is: 232,214.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,782.59 : 364,002.71 = 168,279 : x
  2. Step 2: Convert to fraction form
    263,782.59/364,002.71 = 168,279/x
  3. Step 3: Cross multiply
    263,782.59x = 364,002.71 × 168,279
  4. Step 4: Simplify right side
    263,782.59x = 61,254,011,194.70
  5. Step 5: Solve for x
    x = 61,254,011,194.70/263,782.59
  6. Step 6: Final answer
    x = 232,214.00

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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.