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Finding the Fourth Proportional to 554,962.89, 832,410.18 and 341,771.43

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Solution

The fourth proportional to 554,962.89, 832,410.18 and 341,771.43 is: 512,636.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,962.89 : 832,410.18 = 341,771.43 : x
  2. Step 2: Convert to fraction form
    554,962.89/832,410.18 = 341,771.43/x
  3. Step 3: Cross multiply
    554,962.89x = 832,410.18 × 341,771.43
  4. Step 4: Simplify right side
    554,962.89x = 284,494,017,565.16
  5. Step 5: Solve for x
    x = 284,494,017,565.16/554,962.89
  6. Step 6: Final answer
    x = 512,636.11

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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.