Home / 857,583.03-1,183,275.29-494,929.83

Finding the Fourth Proportional to 857,583.03, 1,183,275.29 and 494,929.83

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Solution

The fourth proportional to 857,583.03, 1,183,275.29 and 494,929.83 is: 682,893.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,583.03 : 1,183,275.29 = 494,929.83 : x
  2. Step 2: Convert to fraction form
    857,583.03/1,183,275.29 = 494,929.83/x
  3. Step 3: Cross multiply
    857,583.03x = 1,183,275.29 × 494,929.83
  4. Step 4: Simplify right side
    857,583.03x = 585,638,239,360.23
  5. Step 5: Solve for x
    x = 585,638,239,360.23/857,583.03
  6. Step 6: Final answer
    x = 682,893.92

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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.