Home / 785,816.03-1,084,556.58-463,605.32

Finding the Fourth Proportional to 785,816.03, 1,084,556.58 and 463,605.32

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Solution

The fourth proportional to 785,816.03, 1,084,556.58 and 463,605.32 is: 639,852.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,816.03 : 1,084,556.58 = 463,605.32 : x
  2. Step 2: Convert to fraction form
    785,816.03/1,084,556.58 = 463,605.32/x
  3. Step 3: Cross multiply
    785,816.03x = 1,084,556.58 × 463,605.32
  4. Step 4: Simplify right side
    785,816.03x = 502,806,200,329.01
  5. Step 5: Solve for x
    x = 502,806,200,329.01/785,816.03
  6. Step 6: Final answer
    x = 639,852.31

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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.