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Finding the Fourth Proportional to 587,568.64, 881,373.84 and 188,157.51

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Solution

The fourth proportional to 587,568.64, 881,373.84 and 188,157.51 is: 282,242.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,568.64 : 881,373.84 = 188,157.51 : x
  2. Step 2: Convert to fraction form
    587,568.64/881,373.84 = 188,157.51/x
  3. Step 3: Cross multiply
    587,568.64x = 881,373.84 × 188,157.51
  4. Step 4: Simplify right side
    587,568.64x = 165,837,104,910.10
  5. Step 5: Solve for x
    x = 165,837,104,910.10/587,568.64
  6. Step 6: Final answer
    x = 282,242.95

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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.