Home / 936,019.80-1,403,511.30-403,450.20

Finding the Fourth Proportional to 936,019.80, 1,403,511.30 and 403,450.20

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Solution

The fourth proportional to 936,019.80, 1,403,511.30 and 403,450.20 is: 604,951.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,019.80 : 1,403,511.30 = 403,450.20 : x
  2. Step 2: Convert to fraction form
    936,019.80/1,403,511.30 = 403,450.20/x
  3. Step 3: Cross multiply
    936,019.80x = 1,403,511.30 × 403,450.20
  4. Step 4: Simplify right side
    936,019.80x = 566,246,914,687.26
  5. Step 5: Solve for x
    x = 566,246,914,687.26/936,019.80
  6. Step 6: Final answer
    x = 604,951.86

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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.