Home / 634,321.44-951,245.10-255,114.18

Finding the Fourth Proportional to 634,321.44, 951,245.10 and 255,114.18

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Solution

The fourth proportional to 634,321.44, 951,245.10 and 255,114.18 is: 382,575.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,321.44 : 951,245.10 = 255,114.18 : x
  2. Step 2: Convert to fraction form
    634,321.44/951,245.10 = 255,114.18/x
  3. Step 3: Cross multiply
    634,321.44x = 951,245.10 × 255,114.18
  4. Step 4: Simplify right side
    634,321.44x = 242,676,113,665.52
  5. Step 5: Solve for x
    x = 242,676,113,665.52/634,321.44
  6. Step 6: Final answer
    x = 382,575.93

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Double scale
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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.