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Finding the Fourth Proportional to 1,585,251, 2,377,377 and 520,044.84

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Solution

The fourth proportional to 1,585,251, 2,377,377 and 520,044.84 is: 779,903.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,251 : 2,377,377 = 520,044.84 : x
  2. Step 2: Convert to fraction form
    1,585,251/2,377,377 = 520,044.84/x
  3. Step 3: Cross multiply
    1,585,251x = 2,377,377 × 520,044.84
  4. Step 4: Simplify right side
    1,585,251x = 1,236,342,641,584.68
  5. Step 5: Solve for x
    x = 1,236,342,641,584.68/1,585,251
  6. Step 6: Final answer
    x = 779,903.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.