Home / 938,296.06-1,294,817.07-556,095.94

Finding the Fourth Proportional to 938,296.06, 1,294,817.07 and 556,095.94

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Solution

The fourth proportional to 938,296.06, 1,294,817.07 and 556,095.94 is: 767,393.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,296.06 : 1,294,817.07 = 556,095.94 : x
  2. Step 2: Convert to fraction form
    938,296.06/1,294,817.07 = 556,095.94/x
  3. Step 3: Cross multiply
    938,296.06x = 1,294,817.07 × 556,095.94
  4. Step 4: Simplify right side
    938,296.06x = 720,042,515,669.70
  5. Step 5: Solve for x
    x = 720,042,515,669.70/938,296.06
  6. Step 6: Final answer
    x = 767,393.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.