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Finding the Fourth Proportional to 705.93, 973.14 and 495.46

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Solution

The fourth proportional to 705.93, 973.14 and 495.46 is: 683.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    705.93 : 973.14 = 495.46 : x
  2. Step 2: Convert to fraction form
    705.93/973.14 = 495.46/x
  3. Step 3: Cross multiply
    705.93x = 973.14 × 495.46
  4. Step 4: Simplify right side
    705.93x = 482,151.94
  5. Step 5: Solve for x
    x = 482,151.94/705.93
  6. Step 6: Final answer
    x = 683.00

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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.