Home / 345,085.07-476,094.14-199,811.56

Finding the Fourth Proportional to 345,085.07, 476,094.14 and 199,811.56

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Solution

The fourth proportional to 345,085.07, 476,094.14 and 199,811.56 is: 275,668.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,085.07 : 476,094.14 = 199,811.56 : x
  2. Step 2: Convert to fraction form
    345,085.07/476,094.14 = 199,811.56/x
  3. Step 3: Cross multiply
    345,085.07x = 476,094.14 × 199,811.56
  4. Step 4: Simplify right side
    345,085.07x = 95,129,113,319.79
  5. Step 5: Solve for x
    x = 95,129,113,319.79/345,085.07
  6. Step 6: Final answer
    x = 275,668.58

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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.