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Finding the Fourth Proportional to 207,570.58, 286,347.97 and 199,523.22

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Solution

The fourth proportional to 207,570.58, 286,347.97 and 199,523.22 is: 275,246.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,570.58 : 286,347.97 = 199,523.22 : x
  2. Step 2: Convert to fraction form
    207,570.58/286,347.97 = 199,523.22/x
  3. Step 3: Cross multiply
    207,570.58x = 286,347.97 × 199,523.22
  4. Step 4: Simplify right side
    207,570.58x = 57,133,069,014.86
  5. Step 5: Solve for x
    x = 57,133,069,014.86/207,570.58
  6. Step 6: Final answer
    x = 275,246.47

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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.