Home / 823,030.28-1,135,735.80-460,384.12

Finding the Fourth Proportional to 823,030.28, 1,135,735.80 and 460,384.12

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Solution

The fourth proportional to 823,030.28, 1,135,735.80 and 460,384.12 is: 635,304.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,030.28 : 1,135,735.80 = 460,384.12 : x
  2. Step 2: Convert to fraction form
    823,030.28/1,135,735.80 = 460,384.12/x
  3. Step 3: Cross multiply
    823,030.28x = 1,135,735.80 × 460,384.12
  4. Step 4: Simplify right side
    823,030.28x = 522,874,726,835.50
  5. Step 5: Solve for x
    x = 522,874,726,835.50/823,030.28
  6. Step 6: Final answer
    x = 635,304.36

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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.