Home / 1,082,272.07-1,493,298.42-646,624.05

Finding the Fourth Proportional to 1,082,272.07, 1,493,298.42 and 646,624.05

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Solution

The fourth proportional to 1,082,272.07, 1,493,298.42 and 646,624.05 is: 892,199.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,272.07 : 1,493,298.42 = 646,624.05 : x
  2. Step 2: Convert to fraction form
    1,082,272.07/1,493,298.42 = 646,624.05/x
  3. Step 3: Cross multiply
    1,082,272.07x = 1,493,298.42 × 646,624.05
  4. Step 4: Simplify right side
    1,082,272.07x = 965,602,672,199.00
  5. Step 5: Solve for x
    x = 965,602,672,199.00/1,082,272.07
  6. Step 6: Final answer
    x = 892,199.57

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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.