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Finding the Fourth Proportional to 294,754.96, 406,768.44 and 173,925.64

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Solution

The fourth proportional to 294,754.96, 406,768.44 and 173,925.64 is: 240,021.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,754.96 : 406,768.44 = 173,925.64 : x
  2. Step 2: Convert to fraction form
    294,754.96/406,768.44 = 173,925.64/x
  3. Step 3: Cross multiply
    294,754.96x = 406,768.44 × 173,925.64
  4. Step 4: Simplify right side
    294,754.96x = 70,747,461,258.80
  5. Step 5: Solve for x
    x = 70,747,461,258.80/294,754.96
  6. Step 6: Final answer
    x = 240,021.27

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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.