Home / 883,902.30-1,325,853.45-505,988.70

Finding the Fourth Proportional to 883,902.30, 1,325,853.45 and 505,988.70

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Solution

The fourth proportional to 883,902.30, 1,325,853.45 and 505,988.70 is: 758,983.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,902.30 : 1,325,853.45 = 505,988.70 : x
  2. Step 2: Convert to fraction form
    883,902.30/1,325,853.45 = 505,988.70/x
  3. Step 3: Cross multiply
    883,902.30x = 1,325,853.45 × 505,988.70
  4. Step 4: Simplify right side
    883,902.30x = 670,866,863,556.02
  5. Step 5: Solve for x
    x = 670,866,863,556.02/883,902.30
  6. Step 6: Final answer
    x = 758,983.05

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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.