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Finding the Fourth Proportional to 2,354,598, 3,532,423.50 and 858,690

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Solution

The fourth proportional to 2,354,598, 3,532,423.50 and 858,690 is: 1,288,227.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,354,598 : 3,532,423.50 = 858,690 : x
  2. Step 2: Convert to fraction form
    2,354,598/3,532,423.50 = 858,690/x
  3. Step 3: Cross multiply
    2,354,598x = 3,532,423.50 × 858,690
  4. Step 4: Simplify right side
    2,354,598x = 3,033,256,735,215
  5. Step 5: Solve for x
    x = 3,033,256,735,215/2,354,598
  6. Step 6: Final answer
    x = 1,288,227.01

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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.