Home / 323,826.20-485,739.30-235,698.20

Finding the Fourth Proportional to 323,826.20, 485,739.30 and 235,698.20

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Solution

The fourth proportional to 323,826.20, 485,739.30 and 235,698.20 is: 353,547.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,826.20 : 485,739.30 = 235,698.20 : x
  2. Step 2: Convert to fraction form
    323,826.20/485,739.30 = 235,698.20/x
  3. Step 3: Cross multiply
    323,826.20x = 485,739.30 × 235,698.20
  4. Step 4: Simplify right side
    323,826.20x = 114,487,878,679.26
  5. Step 5: Solve for x
    x = 114,487,878,679.26/323,826.20
  6. Step 6: Final answer
    x = 353,547.30

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1.5x scale

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.