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Finding the Fourth Proportional to 975,751.20, 1,463,626.80 and 736,250.40

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Solution

The fourth proportional to 975,751.20, 1,463,626.80 and 736,250.40 is: 1,104,375.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,751.20 : 1,463,626.80 = 736,250.40 : x
  2. Step 2: Convert to fraction form
    975,751.20/1,463,626.80 = 736,250.40/x
  3. Step 3: Cross multiply
    975,751.20x = 1,463,626.80 × 736,250.40
  4. Step 4: Simplify right side
    975,751.20x = 1,077,595,816,950.72
  5. Step 5: Solve for x
    x = 1,077,595,816,950.72/975,751.20
  6. Step 6: Final answer
    x = 1,104,375.60

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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.