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Finding the Fourth Proportional to 259,791.67, 358,410.51 and 150,877.47

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Solution

The fourth proportional to 259,791.67, 358,410.51 and 150,877.47 is: 208,151.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,791.67 : 358,410.51 = 150,877.47 : x
  2. Step 2: Convert to fraction form
    259,791.67/358,410.51 = 150,877.47/x
  3. Step 3: Cross multiply
    259,791.67x = 358,410.51 × 150,877.47
  4. Step 4: Simplify right side
    259,791.67x = 54,076,070,970.21
  5. Step 5: Solve for x
    x = 54,076,070,970.21/259,791.67
  6. Step 6: Final answer
    x = 208,151.67

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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.