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Finding the Fourth Proportional to 896,704.87, 1,237,390.87 and 504,296.47

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Solution

The fourth proportional to 896,704.87, 1,237,390.87 and 504,296.47 is: 695,894.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,704.87 : 1,237,390.87 = 504,296.47 : x
  2. Step 2: Convert to fraction form
    896,704.87/1,237,390.87 = 504,296.47/x
  3. Step 3: Cross multiply
    896,704.87x = 1,237,390.87 × 504,296.47
  4. Step 4: Simplify right side
    896,704.87x = 624,011,847,751.23
  5. Step 5: Solve for x
    x = 624,011,847,751.23/896,704.87
  6. Step 6: Final answer
    x = 695,894.34

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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.