Home / 886,999.70-1,330,499.55-886,999.70

Finding the Fourth Proportional to 886,999.70, 1,330,499.55 and 886,999.70

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Solution

The fourth proportional to 886,999.70, 1,330,499.55 and 886,999.70 is: 1,330,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,999.70 : 1,330,499.55 = 886,999.70 : x
  2. Step 2: Convert to fraction form
    886,999.70/1,330,499.55 = 886,999.70/x
  3. Step 3: Cross multiply
    886,999.70x = 1,330,499.55 × 886,999.70
  4. Step 4: Simplify right side
    886,999.70x = 1,180,152,701,700.14
  5. Step 5: Solve for x
    x = 1,180,152,701,700.14/886,999.70
  6. Step 6: Final answer
    x = 1,330,499.55

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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.