Home / 314,040.75-433,191.56-186,708.75

Finding the Fourth Proportional to 314,040.75, 433,191.56 and 186,708.75

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Solution

The fourth proportional to 314,040.75, 433,191.56 and 186,708.75 is: 257,548.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,040.75 : 433,191.56 = 186,708.75 : x
  2. Step 2: Convert to fraction form
    314,040.75/433,191.56 = 186,708.75/x
  3. Step 3: Cross multiply
    314,040.75x = 433,191.56 × 186,708.75
  4. Step 4: Simplify right side
    314,040.75x = 80,880,653,744.61
  5. Step 5: Solve for x
    x = 80,880,653,744.61/314,040.75
  6. Step 6: Final answer
    x = 257,548.28

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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.