Home / 923,999.70-1,290,450.30-923,999.70

Finding the Fourth Proportional to 923,999.70, 1,290,450.30 and 923,999.70

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Solution

The fourth proportional to 923,999.70, 1,290,450.30 and 923,999.70 is: 1,290,450.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,999.70 : 1,290,450.30 = 923,999.70 : x
  2. Step 2: Convert to fraction form
    923,999.70/1,290,450.30 = 923,999.70/x
  3. Step 3: Cross multiply
    923,999.70x = 1,290,450.30 × 923,999.70
  4. Step 4: Simplify right side
    923,999.70x = 1,192,375,690,064.91
  5. Step 5: Solve for x
    x = 1,192,375,690,064.91/923,999.70
  6. Step 6: Final answer
    x = 1,290,450.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.