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Finding the Fourth Proportional to 1,050.44, 1,575.66 and 357.08

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Solution

The fourth proportional to 1,050.44, 1,575.66 and 357.08 is: 535.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050.44 : 1,575.66 = 357.08 : x
  2. Step 2: Convert to fraction form
    1,050.44/1,575.66 = 357.08/x
  3. Step 3: Cross multiply
    1,050.44x = 1,575.66 × 357.08
  4. Step 4: Simplify right side
    1,050.44x = 562,636.67
  5. Step 5: Solve for x
    x = 562,636.67/1,050.44
  6. Step 6: Final answer
    x = 535.62

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