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Finding the Fourth Proportional to 236,818.82, 326,794.29 and 134,854.71

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Solution

The fourth proportional to 236,818.82, 326,794.29 and 134,854.71 is: 186,090.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,818.82 : 326,794.29 = 134,854.71 : x
  2. Step 2: Convert to fraction form
    236,818.82/326,794.29 = 134,854.71/x
  3. Step 3: Cross multiply
    236,818.82x = 326,794.29 × 134,854.71
  4. Step 4: Simplify right side
    236,818.82x = 44,069,749,207.61
  5. Step 5: Solve for x
    x = 44,069,749,207.61/236,818.82
  6. Step 6: Final answer
    x = 186,090.57

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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.