Home / 1,283,525.80-1,925,288.70-336,992.20

Finding the Fourth Proportional to 1,283,525.80, 1,925,288.70 and 336,992.20

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Solution

The fourth proportional to 1,283,525.80, 1,925,288.70 and 336,992.20 is: 505,488.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,525.80 : 1,925,288.70 = 336,992.20 : x
  2. Step 2: Convert to fraction form
    1,283,525.80/1,925,288.70 = 336,992.20/x
  3. Step 3: Cross multiply
    1,283,525.80x = 1,925,288.70 × 336,992.20
  4. Step 4: Simplify right side
    1,283,525.80x = 648,807,274,648.14
  5. Step 5: Solve for x
    x = 648,807,274,648.14/1,283,525.80
  6. Step 6: Final answer
    x = 505,488.30

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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.