Home / 310,318.20-465,477.30-248,110.20

Finding the Fourth Proportional to 310,318.20, 465,477.30 and 248,110.20

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Solution

The fourth proportional to 310,318.20, 465,477.30 and 248,110.20 is: 372,165.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,318.20 : 465,477.30 = 248,110.20 : x
  2. Step 2: Convert to fraction form
    310,318.20/465,477.30 = 248,110.20/x
  3. Step 3: Cross multiply
    310,318.20x = 465,477.30 × 248,110.20
  4. Step 4: Simplify right side
    310,318.20x = 115,489,665,998.46
  5. Step 5: Solve for x
    x = 115,489,665,998.46/310,318.20
  6. Step 6: Final answer
    x = 372,165.30

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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.