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Finding the Fourth Proportional to 555,114.20, 832,160.98 and 200,041.40

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Solution

The fourth proportional to 555,114.20, 832,160.98 and 200,041.40 is: 299,878.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,114.20 : 832,160.98 = 200,041.40 : x
  2. Step 2: Convert to fraction form
    555,114.20/832,160.98 = 200,041.40/x
  3. Step 3: Cross multiply
    555,114.20x = 832,160.98 × 200,041.40
  4. Step 4: Simplify right side
    555,114.20x = 166,466,647,464.57
  5. Step 5: Solve for x
    x = 166,466,647,464.57/555,114.20
  6. Step 6: Final answer
    x = 299,878.20

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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.