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Finding the Fourth Proportional to 264,799.92, 365,415.84 and 151,615.20

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Solution

The fourth proportional to 264,799.92, 365,415.84 and 151,615.20 is: 209,224.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,799.92 : 365,415.84 = 151,615.20 : x
  2. Step 2: Convert to fraction form
    264,799.92/365,415.84 = 151,615.20/x
  3. Step 3: Cross multiply
    264,799.92x = 365,415.84 × 151,615.20
  4. Step 4: Simplify right side
    264,799.92x = 55,402,595,664.77
  5. Step 5: Solve for x
    x = 55,402,595,664.77/264,799.92
  6. Step 6: Final answer
    x = 209,224.37

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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.