Home / 545,208.20-751,961.04-354,282.92

Finding the Fourth Proportional to 545,208.20, 751,961.04 and 354,282.92

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Solution

The fourth proportional to 545,208.20, 751,961.04 and 354,282.92 is: 488,633.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,208.20 : 751,961.04 = 354,282.92 : x
  2. Step 2: Convert to fraction form
    545,208.20/751,961.04 = 354,282.92/x
  3. Step 3: Cross multiply
    545,208.20x = 751,961.04 × 354,282.92
  4. Step 4: Simplify right side
    545,208.20x = 266,406,952,977.44
  5. Step 5: Solve for x
    x = 266,406,952,977.44/545,208.20
  6. Step 6: Final answer
    x = 488,633.43

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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.