Home / 842,292.89-1,162,361.63-460,319.70

Finding the Fourth Proportional to 842,292.89, 1,162,361.63 and 460,319.70

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Solution

The fourth proportional to 842,292.89, 1,162,361.63 and 460,319.70 is: 635,239.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,292.89 : 1,162,361.63 = 460,319.70 : x
  2. Step 2: Convert to fraction form
    842,292.89/1,162,361.63 = 460,319.70/x
  3. Step 3: Cross multiply
    842,292.89x = 1,162,361.63 × 460,319.70
  4. Step 4: Simplify right side
    842,292.89x = 535,057,954,511.51
  5. Step 5: Solve for x
    x = 535,057,954,511.51/842,292.89
  6. Step 6: Final answer
    x = 635,239.79

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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.