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Finding the Fourth Proportional to 264,147.86, 364,794.36 and 247,220.48

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Solution

The fourth proportional to 264,147.86, 364,794.36 and 247,220.48 is: 341,417.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,147.86 : 364,794.36 = 247,220.48 : x
  2. Step 2: Convert to fraction form
    264,147.86/364,794.36 = 247,220.48/x
  3. Step 3: Cross multiply
    264,147.86x = 364,794.36 × 247,220.48
  4. Step 4: Simplify right side
    264,147.86x = 90,184,636,780.49
  5. Step 5: Solve for x
    x = 90,184,636,780.49/264,147.86
  6. Step 6: Final answer
    x = 341,417.25

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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.