Home / 826,652.74-1,140,779.92-464,077.30

Finding the Fourth Proportional to 826,652.74, 1,140,779.92 and 464,077.30

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Solution

The fourth proportional to 826,652.74, 1,140,779.92 and 464,077.30 is: 640,426.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,652.74 : 1,140,779.92 = 464,077.30 : x
  2. Step 2: Convert to fraction form
    826,652.74/1,140,779.92 = 464,077.30/x
  3. Step 3: Cross multiply
    826,652.74x = 1,140,779.92 × 464,077.30
  4. Step 4: Simplify right side
    826,652.74x = 529,410,065,143.66
  5. Step 5: Solve for x
    x = 529,410,065,143.66/826,652.74
  6. Step 6: Final answer
    x = 640,426.19

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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.