Home / 692,556.51-1,038,893.97-243,238.26

Finding the Fourth Proportional to 692,556.51, 1,038,893.97 and 243,238.26

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Solution

The fourth proportional to 692,556.51, 1,038,893.97 and 243,238.26 is: 364,878.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,556.51 : 1,038,893.97 = 243,238.26 : x
  2. Step 2: Convert to fraction form
    692,556.51/1,038,893.97 = 243,238.26/x
  3. Step 3: Cross multiply
    692,556.51x = 1,038,893.97 × 243,238.26
  4. Step 4: Simplify right side
    692,556.51x = 252,698,761,587.29
  5. Step 5: Solve for x
    x = 252,698,761,587.29/692,556.51
  6. Step 6: Final answer
    x = 364,878.18

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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.