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Finding the Fourth Proportional to 1,173, 1,759.02 and 524.16

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Solution

The fourth proportional to 1,173, 1,759.02 and 524.16 is: 786.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173 : 1,759.02 = 524.16 : x
  2. Step 2: Convert to fraction form
    1,173/1,759.02 = 524.16/x
  3. Step 3: Cross multiply
    1,173x = 1,759.02 × 524.16
  4. Step 4: Simplify right side
    1,173x = 922,007.92
  5. Step 5: Solve for x
    x = 922,007.92/1,173
  6. Step 6: Final answer
    x = 786.03

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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.