Home / 559,312.20-838,968.30-185,286.60

Finding the Fourth Proportional to 559,312.20, 838,968.30 and 185,286.60

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Solution

The fourth proportional to 559,312.20, 838,968.30 and 185,286.60 is: 277,929.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,312.20 : 838,968.30 = 185,286.60 : x
  2. Step 2: Convert to fraction form
    559,312.20/838,968.30 = 185,286.60/x
  3. Step 3: Cross multiply
    559,312.20x = 838,968.30 × 185,286.60
  4. Step 4: Simplify right side
    559,312.20x = 155,449,583,814.78
  5. Step 5: Solve for x
    x = 155,449,583,814.78/559,312.20
  6. Step 6: Final answer
    x = 277,929.90

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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.