Home / 803,518.44-1,108,682.23-463,789.86

Finding the Fourth Proportional to 803,518.44, 1,108,682.23 and 463,789.86

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Solution

The fourth proportional to 803,518.44, 1,108,682.23 and 463,789.86 is: 639,930.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,518.44 : 1,108,682.23 = 463,789.86 : x
  2. Step 2: Convert to fraction form
    803,518.44/1,108,682.23 = 463,789.86/x
  3. Step 3: Cross multiply
    803,518.44x = 1,108,682.23 × 463,789.86
  4. Step 4: Simplify right side
    803,518.44x = 514,195,576,236.19
  5. Step 5: Solve for x
    x = 514,195,576,236.19/803,518.44
  6. Step 6: Final answer
    x = 639,930.03

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1.5x scale

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.