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Finding the Fourth Proportional to 43,704,017.70, 65,430,055.35 and 43,704,017.70

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Solution

The fourth proportional to 43,704,017.70, 65,430,055.35 and 43,704,017.70 is: 65,430,055.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,704,017.70 : 65,430,055.35 = 43,704,017.70 : x
  2. Step 2: Convert to fraction form
    43,704,017.70/65,430,055.35 = 43,704,017.70/x
  3. Step 3: Cross multiply
    43,704,017.70x = 65,430,055.35 × 43,704,017.70
  4. Step 4: Simplify right side
    43,704,017.70x = 2,859,556,297,128,380
  5. Step 5: Solve for x
    x = 2,859,556,297,128,380/43,704,017.70
  6. Step 6: Final answer
    x = 65,430,055.35

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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.