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Finding the Fourth Proportional to 546,768.84, 820,429.88 and 368,902.04

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Solution

The fourth proportional to 546,768.84, 820,429.88 and 368,902.04 is: 553,539.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,768.84 : 820,429.88 = 368,902.04 : x
  2. Step 2: Convert to fraction form
    546,768.84/820,429.88 = 368,902.04/x
  3. Step 3: Cross multiply
    546,768.84x = 820,429.88 × 368,902.04
  4. Step 4: Simplify right side
    546,768.84x = 302,658,256,408.96
  5. Step 5: Solve for x
    x = 302,658,256,408.96/546,768.84
  6. Step 6: Final answer
    x = 553,539.69

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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.