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Finding the Fourth Proportional to 396,384.84, 594,597.24 and 112,095.83

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Solution

The fourth proportional to 396,384.84, 594,597.24 and 112,095.83 is: 168,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,384.84 : 594,597.24 = 112,095.83 : x
  2. Step 2: Convert to fraction form
    396,384.84/594,597.24 = 112,095.83/x
  3. Step 3: Cross multiply
    396,384.84x = 594,597.24 × 112,095.83
  4. Step 4: Simplify right side
    396,384.84x = 66,651,871,133.51
  5. Step 5: Solve for x
    x = 66,651,871,133.51/396,384.84
  6. Step 6: Final answer
    x = 168,149.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.