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Finding the Fourth Proportional to 587,068.86, 880,529.78 and 187,676.50

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Solution

The fourth proportional to 587,068.86, 880,529.78 and 187,676.50 is: 281,491.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,068.86 : 880,529.78 = 187,676.50 : x
  2. Step 2: Convert to fraction form
    587,068.86/880,529.78 = 187,676.50/x
  3. Step 3: Cross multiply
    587,068.86x = 880,529.78 × 187,676.50
  4. Step 4: Simplify right side
    587,068.86x = 165,254,747,256.17
  5. Step 5: Solve for x
    x = 165,254,747,256.17/587,068.86
  6. Step 6: Final answer
    x = 281,491.25

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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.