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Finding the Fourth Proportional to 264,478.68, 364,877.34 and 151,240.92

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Solution

The fourth proportional to 264,478.68, 364,877.34 and 151,240.92 is: 208,653.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,478.68 : 364,877.34 = 151,240.92 : x
  2. Step 2: Convert to fraction form
    264,478.68/364,877.34 = 151,240.92/x
  3. Step 3: Cross multiply
    264,478.68x = 364,877.34 × 151,240.92
  4. Step 4: Simplify right side
    264,478.68x = 55,184,384,588.75
  5. Step 5: Solve for x
    x = 55,184,384,588.75/264,478.68
  6. Step 6: Final answer
    x = 208,653.43

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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.