Home / 672,022.80-1,008,034.20-546,051.60

Finding the Fourth Proportional to 672,022.80, 1,008,034.20 and 546,051.60

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Solution

The fourth proportional to 672,022.80, 1,008,034.20 and 546,051.60 is: 819,077.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,022.80 : 1,008,034.20 = 546,051.60 : x
  2. Step 2: Convert to fraction form
    672,022.80/1,008,034.20 = 546,051.60/x
  3. Step 3: Cross multiply
    672,022.80x = 1,008,034.20 × 546,051.60
  4. Step 4: Simplify right side
    672,022.80x = 550,438,687,764.72
  5. Step 5: Solve for x
    x = 550,438,687,764.72/672,022.80
  6. Step 6: Final answer
    x = 819,077.40

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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.