Home / 314,478.09-433,967.92-192,174.97

Finding the Fourth Proportional to 314,478.09, 433,967.92 and 192,174.97

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Solution

The fourth proportional to 314,478.09, 433,967.92 and 192,174.97 is: 265,194.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,478.09 : 433,967.92 = 192,174.97 : x
  2. Step 2: Convert to fraction form
    314,478.09/433,967.92 = 192,174.97/x
  3. Step 3: Cross multiply
    314,478.09x = 433,967.92 × 192,174.97
  4. Step 4: Simplify right side
    314,478.09x = 83,397,773,120.99
  5. Step 5: Solve for x
    x = 83,397,773,120.99/314,478.09
  6. Step 6: Final answer
    x = 265,194.22

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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.