Home / 447,214.08-617,155.20-246,008.64

Finding the Fourth Proportional to 447,214.08, 617,155.20 and 246,008.64

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Solution

The fourth proportional to 447,214.08, 617,155.20 and 246,008.64 is: 339,491.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,214.08 : 617,155.20 = 246,008.64 : x
  2. Step 2: Convert to fraction form
    447,214.08/617,155.20 = 246,008.64/x
  3. Step 3: Cross multiply
    447,214.08x = 617,155.20 × 246,008.64
  4. Step 4: Simplify right side
    447,214.08x = 151,825,511,420.93
  5. Step 5: Solve for x
    x = 151,825,511,420.93/447,214.08
  6. Step 6: Final answer
    x = 339,491.80

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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.