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Finding the Fourth Proportional to 2,795.42, 4,193.12 and 1,064.05

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Solution

The fourth proportional to 2,795.42, 4,193.12 and 1,064.05 is: 1,596.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.42 : 4,193.12 = 1,064.05 : x
  2. Step 2: Convert to fraction form
    2,795.42/4,193.12 = 1,064.05/x
  3. Step 3: Cross multiply
    2,795.42x = 4,193.12 × 1,064.05
  4. Step 4: Simplify right side
    2,795.42x = 4,461,681.51
  5. Step 5: Solve for x
    x = 4,461,681.51/2,795.42
  6. Step 6: Final answer
    x = 1,596.07

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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.