Home / 526,996.22-790,496.20-127,637.26

Finding the Fourth Proportional to 526,996.22, 790,496.20 and 127,637.26

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Solution

The fourth proportional to 526,996.22, 790,496.20 and 127,637.26 is: 191,456.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,996.22 : 790,496.20 = 127,637.26 : x
  2. Step 2: Convert to fraction form
    526,996.22/790,496.20 = 127,637.26/x
  3. Step 3: Cross multiply
    526,996.22x = 790,496.20 × 127,637.26
  4. Step 4: Simplify right side
    526,996.22x = 100,896,768,370.23
  5. Step 5: Solve for x
    x = 100,896,768,370.23/526,996.22
  6. Step 6: Final answer
    x = 191,456.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.