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Finding the Fourth Proportional to 427,878.80, 590,468.68 and 246,524.24

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Solution

The fourth proportional to 427,878.80, 590,468.68 and 246,524.24 is: 340,201.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,878.80 : 590,468.68 = 246,524.24 : x
  2. Step 2: Convert to fraction form
    427,878.80/590,468.68 = 246,524.24/x
  3. Step 3: Cross multiply
    427,878.80x = 590,468.68 × 246,524.24
  4. Step 4: Simplify right side
    427,878.80x = 145,564,842,580.80
  5. Step 5: Solve for x
    x = 145,564,842,580.80/427,878.80
  6. Step 6: Final answer
    x = 340,201.11

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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.