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Finding the Fourth Proportional to 174,339.52, 240,296.16 and 133,489.60

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Solution

The fourth proportional to 174,339.52, 240,296.16 and 133,489.60 is: 183,991.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,339.52 : 240,296.16 = 133,489.60 : x
  2. Step 2: Convert to fraction form
    174,339.52/240,296.16 = 133,489.60/x
  3. Step 3: Cross multiply
    174,339.52x = 240,296.16 × 133,489.60
  4. Step 4: Simplify right side
    174,339.52x = 32,077,038,279.94
  5. Step 5: Solve for x
    x = 32,077,038,279.94/174,339.52
  6. Step 6: Final answer
    x = 183,991.78

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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.