Home / 338,187.24-507,289.05-113,555.00

Finding the Fourth Proportional to 338,187.24, 507,289.05 and 113,555.00

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Solution

The fourth proportional to 338,187.24, 507,289.05 and 113,555.00 is: 170,335.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,187.24 : 507,289.05 = 113,555.00 : x
  2. Step 2: Convert to fraction form
    338,187.24/507,289.05 = 113,555.00/x
  3. Step 3: Cross multiply
    338,187.24x = 507,289.05 × 113,555.00
  4. Step 4: Simplify right side
    338,187.24x = 57,605,205,536.30
  5. Step 5: Solve for x
    x = 57,605,205,536.30/338,187.24
  6. Step 6: Final answer
    x = 170,335.24

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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.