Home / 767,806.74-1,151,931.48-235,406.34

Finding the Fourth Proportional to 767,806.74, 1,151,931.48 and 235,406.34

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Solution

The fourth proportional to 767,806.74, 1,151,931.48 and 235,406.34 is: 353,177.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,806.74 : 1,151,931.48 = 235,406.34 : x
  2. Step 2: Convert to fraction form
    767,806.74/1,151,931.48 = 235,406.34/x
  3. Step 3: Cross multiply
    767,806.74x = 1,151,931.48 × 235,406.34
  4. Step 4: Simplify right side
    767,806.74x = 271,171,973,637.58
  5. Step 5: Solve for x
    x = 271,171,973,637.58/767,806.74
  6. Step 6: Final answer
    x = 353,177.38

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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.