Home / 740,091.69-1,021,351.30-453,556.44

Finding the Fourth Proportional to 740,091.69, 1,021,351.30 and 453,556.44

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Solution

The fourth proportional to 740,091.69, 1,021,351.30 and 453,556.44 is: 625,923.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,091.69 : 1,021,351.30 = 453,556.44 : x
  2. Step 2: Convert to fraction form
    740,091.69/1,021,351.30 = 453,556.44/x
  3. Step 3: Cross multiply
    740,091.69x = 1,021,351.30 × 453,556.44
  4. Step 4: Simplify right side
    740,091.69x = 463,240,459,617.37
  5. Step 5: Solve for x
    x = 463,240,459,617.37/740,091.69
  6. Step 6: Final answer
    x = 625,923.07

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Double scale
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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.