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Finding the Fourth Proportional to 431,105.93, 594,926.37 and 249,922.90

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Solution

The fourth proportional to 431,105.93, 594,926.37 and 249,922.90 is: 344,893.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,105.93 : 594,926.37 = 249,922.90 : x
  2. Step 2: Convert to fraction form
    431,105.93/594,926.37 = 249,922.90/x
  3. Step 3: Cross multiply
    431,105.93x = 594,926.37 × 249,922.90
  4. Step 4: Simplify right side
    431,105.93x = 148,685,724,420.53
  5. Step 5: Solve for x
    x = 148,685,724,420.53/431,105.93
  6. Step 6: Final answer
    x = 344,893.71

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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.