Home / 314,447.95-433,945.97-171,215.85

Finding the Fourth Proportional to 314,447.95, 433,945.97 and 171,215.85

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Solution

The fourth proportional to 314,447.95, 433,945.97 and 171,215.85 is: 236,282.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,447.95 : 433,945.97 = 171,215.85 : x
  2. Step 2: Convert to fraction form
    314,447.95/433,945.97 = 171,215.85/x
  3. Step 3: Cross multiply
    314,447.95x = 433,945.97 × 171,215.85
  4. Step 4: Simplify right side
    314,447.95x = 74,298,428,107.62
  5. Step 5: Solve for x
    x = 74,298,428,107.62/314,447.95
  6. Step 6: Final answer
    x = 236,282.12

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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.