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Finding the Fourth Proportional to 370,137.62, 555,206.36 and 201,799.52

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Solution

The fourth proportional to 370,137.62, 555,206.36 and 201,799.52 is: 302,699.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,137.62 : 555,206.36 = 201,799.52 : x
  2. Step 2: Convert to fraction form
    370,137.62/555,206.36 = 201,799.52/x
  3. Step 3: Cross multiply
    370,137.62x = 555,206.36 × 201,799.52
  4. Step 4: Simplify right side
    370,137.62x = 112,040,378,368.98
  5. Step 5: Solve for x
    x = 112,040,378,368.98/370,137.62
  6. Step 6: Final answer
    x = 302,699.24

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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.