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Finding the Fourth Proportional to 836,662.37, 1,154,169 and 546,443.96

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Solution

The fourth proportional to 836,662.37, 1,154,169 and 546,443.96 is: 753,815.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,662.37 : 1,154,169 = 546,443.96 : x
  2. Step 2: Convert to fraction form
    836,662.37/1,154,169 = 546,443.96/x
  3. Step 3: Cross multiply
    836,662.37x = 1,154,169 × 546,443.96
  4. Step 4: Simplify right side
    836,662.37x = 630,688,673,098.40
  5. Step 5: Solve for x
    x = 630,688,673,098.40/836,662.37
  6. Step 6: Final answer
    x = 753,815.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.