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Finding the Fourth Proportional to 411,077.58, 567,378.57 and 249,898.50

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Solution

The fourth proportional to 411,077.58, 567,378.57 and 249,898.50 is: 344,915.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,077.58 : 567,378.57 = 249,898.50 : x
  2. Step 2: Convert to fraction form
    411,077.58/567,378.57 = 249,898.50/x
  3. Step 3: Cross multiply
    411,077.58x = 567,378.57 × 249,898.50
  4. Step 4: Simplify right side
    411,077.58x = 141,787,053,575.15
  5. Step 5: Solve for x
    x = 141,787,053,575.15/411,077.58
  6. Step 6: Final answer
    x = 344,915.56

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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.