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Finding the Fourth Proportional to 1,567.77, 2,350.82 and 580.33

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Solution

The fourth proportional to 1,567.77, 2,350.82 and 580.33 is: 870.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.77 : 2,350.82 = 580.33 : x
  2. Step 2: Convert to fraction form
    1,567.77/2,350.82 = 580.33/x
  3. Step 3: Cross multiply
    1,567.77x = 2,350.82 × 580.33
  4. Step 4: Simplify right side
    1,567.77x = 1,364,255.76
  5. Step 5: Solve for x
    x = 1,364,255.76/1,567.77
  6. Step 6: Final answer
    x = 870.19

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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.