Home / 857,101.04-1,182,810.12-494,600.12

Finding the Fourth Proportional to 857,101.04, 1,182,810.12 and 494,600.12

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Solution

The fourth proportional to 857,101.04, 1,182,810.12 and 494,600.12 is: 682,554.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,101.04 : 1,182,810.12 = 494,600.12 : x
  2. Step 2: Convert to fraction form
    857,101.04/1,182,810.12 = 494,600.12/x
  3. Step 3: Cross multiply
    857,101.04x = 1,182,810.12 × 494,600.12
  4. Step 4: Simplify right side
    857,101.04x = 585,018,027,289.22
  5. Step 5: Solve for x
    x = 585,018,027,289.22/857,101.04
  6. Step 6: Final answer
    x = 682,554.33

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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.