Home / 856,708.82-1,182,265.22-474,741.98

Finding the Fourth Proportional to 856,708.82, 1,182,265.22 and 474,741.98

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Solution

The fourth proportional to 856,708.82, 1,182,265.22 and 474,741.98 is: 655,147.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,708.82 : 1,182,265.22 = 474,741.98 : x
  2. Step 2: Convert to fraction form
    856,708.82/1,182,265.22 = 474,741.98/x
  3. Step 3: Cross multiply
    856,708.82x = 1,182,265.22 × 474,741.98
  4. Step 4: Simplify right side
    856,708.82x = 561,270,931,427.94
  5. Step 5: Solve for x
    x = 561,270,931,427.94/856,708.82
  6. Step 6: Final answer
    x = 655,147.84

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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.