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Finding the Fourth Proportional to 587,768.64, 881,663.90 and 167,055.45

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Solution

The fourth proportional to 587,768.64, 881,663.90 and 167,055.45 is: 250,586.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,768.64 : 881,663.90 = 167,055.45 : x
  2. Step 2: Convert to fraction form
    587,768.64/881,663.90 = 167,055.45/x
  3. Step 3: Cross multiply
    587,768.64x = 881,663.90 × 167,055.45
  4. Step 4: Simplify right side
    587,768.64x = 147,286,759,563.26
  5. Step 5: Solve for x
    x = 147,286,759,563.26/587,768.64
  6. Step 6: Final answer
    x = 250,586.28

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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.