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Finding the Fourth Proportional to 587,565.75, 881,369.51 and 188,154.63

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Solution

The fourth proportional to 587,565.75, 881,369.51 and 188,154.63 is: 282,238.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,565.75 : 881,369.51 = 188,154.63 : x
  2. Step 2: Convert to fraction form
    587,565.75/881,369.51 = 188,154.63/x
  3. Step 3: Cross multiply
    587,565.75x = 881,369.51 × 188,154.63
  4. Step 4: Simplify right side
    587,565.75x = 165,833,754,047.33
  5. Step 5: Solve for x
    x = 165,833,754,047.33/587,565.75
  6. Step 6: Final answer
    x = 282,238.63

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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.