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Finding the Fourth Proportional to 699,044.50, 966,401.23 and 692,650.27

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Solution

The fourth proportional to 699,044.50, 966,401.23 and 692,650.27 is: 957,561.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,044.50 : 966,401.23 = 692,650.27 : x
  2. Step 2: Convert to fraction form
    699,044.50/966,401.23 = 692,650.27/x
  3. Step 3: Cross multiply
    699,044.50x = 966,401.23 × 692,650.27
  4. Step 4: Simplify right side
    699,044.50x = 669,378,068,055.83
  5. Step 5: Solve for x
    x = 669,378,068,055.83/699,044.50
  6. Step 6: Final answer
    x = 957,561.46

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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.