Home / 545,228.20-817,842.30-171,250.60

Finding the Fourth Proportional to 545,228.20, 817,842.30 and 171,250.60

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Solution

The fourth proportional to 545,228.20, 817,842.30 and 171,250.60 is: 256,875.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,228.20 : 817,842.30 = 171,250.60 : x
  2. Step 2: Convert to fraction form
    545,228.20/817,842.30 = 171,250.60/x
  3. Step 3: Cross multiply
    545,228.20x = 817,842.30 × 171,250.60
  4. Step 4: Simplify right side
    545,228.20x = 140,055,984,580.38
  5. Step 5: Solve for x
    x = 140,055,984,580.38/545,228.20
  6. Step 6: Final answer
    x = 256,875.90

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.