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Finding the Fourth Proportional to 551,498.40, 827,247.60 and 362,541.60

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Solution

The fourth proportional to 551,498.40, 827,247.60 and 362,541.60 is: 543,812.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,498.40 : 827,247.60 = 362,541.60 : x
  2. Step 2: Convert to fraction form
    551,498.40/827,247.60 = 362,541.60/x
  3. Step 3: Cross multiply
    551,498.40x = 827,247.60 × 362,541.60
  4. Step 4: Simplify right side
    551,498.40x = 299,911,668,500.16
  5. Step 5: Solve for x
    x = 299,911,668,500.16/551,498.40
  6. Step 6: Final answer
    x = 543,812.40

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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.