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Finding the Fourth Proportional to 833.39, 1,150.25 and 567.98

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Solution

The fourth proportional to 833.39, 1,150.25 and 567.98 is: 783.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    833.39 : 1,150.25 = 567.98 : x
  2. Step 2: Convert to fraction form
    833.39/1,150.25 = 567.98/x
  3. Step 3: Cross multiply
    833.39x = 1,150.25 × 567.98
  4. Step 4: Simplify right side
    833.39x = 653,319.00
  5. Step 5: Solve for x
    x = 653,319.00/833.39
  6. Step 6: Final answer
    x = 783.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.