Home / 818,109.93-1,226,754.24-476,663.88

Finding the Fourth Proportional to 818,109.93, 1,226,754.24 and 476,663.88

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Solution

The fourth proportional to 818,109.93, 1,226,754.24 and 476,663.88 is: 714,756.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,109.93 : 1,226,754.24 = 476,663.88 : x
  2. Step 2: Convert to fraction form
    818,109.93/1,226,754.24 = 476,663.88/x
  3. Step 3: Cross multiply
    818,109.93x = 1,226,754.24 × 476,663.88
  4. Step 4: Simplify right side
    818,109.93x = 584,749,435,844.85
  5. Step 5: Solve for x
    x = 584,749,435,844.85/818,109.93
  6. Step 6: Final answer
    x = 714,756.56

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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.