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Finding the Fourth Proportional to 314,173.62, 433,561.41 and 170,934.64

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Solution

The fourth proportional to 314,173.62, 433,561.41 and 170,934.64 is: 235,890.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,173.62 : 433,561.41 = 170,934.64 : x
  2. Step 2: Convert to fraction form
    314,173.62/433,561.41 = 170,934.64/x
  3. Step 3: Cross multiply
    314,173.62x = 433,561.41 × 170,934.64
  4. Step 4: Simplify right side
    314,173.62x = 74,110,662,452.34
  5. Step 5: Solve for x
    x = 74,110,662,452.34/314,173.62
  6. Step 6: Final answer
    x = 235,890.79

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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.