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Finding the Fourth Proportional to 441,873, 609,785.96 and 250,916.31

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Solution

The fourth proportional to 441,873, 609,785.96 and 250,916.31 is: 346,265.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,873 : 609,785.96 = 250,916.31 : x
  2. Step 2: Convert to fraction form
    441,873/609,785.96 = 250,916.31/x
  3. Step 3: Cross multiply
    441,873x = 609,785.96 × 250,916.31
  4. Step 4: Simplify right side
    441,873x = 153,005,241,718.43
  5. Step 5: Solve for x
    x = 153,005,241,718.43/441,873
  6. Step 6: Final answer
    x = 346,265.20

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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.