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Finding the Fourth Proportional to 431,201.35, 595,050.39 and 249,930.15

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Solution

The fourth proportional to 431,201.35, 595,050.39 and 249,930.15 is: 344,899.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,201.35 : 595,050.39 = 249,930.15 : x
  2. Step 2: Convert to fraction form
    431,201.35/595,050.39 = 249,930.15/x
  3. Step 3: Cross multiply
    431,201.35x = 595,050.39 × 249,930.15
  4. Step 4: Simplify right side
    431,201.35x = 148,721,033,230.26
  5. Step 5: Solve for x
    x = 148,721,033,230.26/431,201.35
  6. Step 6: Final answer
    x = 344,899.28

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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.