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Finding the Fourth Proportional to 436,108.38, 601,877.55 and 249,857.58

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Solution

The fourth proportional to 436,108.38, 601,877.55 and 249,857.58 is: 344,830.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,108.38 : 601,877.55 = 249,857.58 : x
  2. Step 2: Convert to fraction form
    436,108.38/601,877.55 = 249,857.58/x
  3. Step 3: Cross multiply
    436,108.38x = 601,877.55 × 249,857.58
  4. Step 4: Simplify right side
    436,108.38x = 150,383,668,099.33
  5. Step 5: Solve for x
    x = 150,383,668,099.33/436,108.38
  6. Step 6: Final answer
    x = 344,830.95

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1.5x scale

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.