Home / 936,858.80-1,405,944.30-404,761.70

Finding the Fourth Proportional to 936,858.80, 1,405,944.30 and 404,761.70

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Solution

The fourth proportional to 936,858.80, 1,405,944.30 and 404,761.70 is: 607,426.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,858.80 : 1,405,944.30 = 404,761.70 : x
  2. Step 2: Convert to fraction form
    936,858.80/1,405,944.30 = 404,761.70/x
  3. Step 3: Cross multiply
    936,858.80x = 1,405,944.30 × 404,761.70
  4. Step 4: Simplify right side
    936,858.80x = 569,072,404,973.31
  5. Step 5: Solve for x
    x = 569,072,404,973.31/936,858.80
  6. Step 6: Final answer
    x = 607,426.01

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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.