Home / 936,805.25-1,292,794.47-507,085.26

Finding the Fourth Proportional to 936,805.25, 1,292,794.47 and 507,085.26

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Solution

The fourth proportional to 936,805.25, 1,292,794.47 and 507,085.26 is: 699,779.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,805.25 : 1,292,794.47 = 507,085.26 : x
  2. Step 2: Convert to fraction form
    936,805.25/1,292,794.47 = 507,085.26/x
  3. Step 3: Cross multiply
    936,805.25x = 1,292,794.47 × 507,085.26
  4. Step 4: Simplify right side
    936,805.25x = 655,557,019,946.51
  5. Step 5: Solve for x
    x = 655,557,019,946.51/936,805.25
  6. Step 6: Final answer
    x = 699,779.41

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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.