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Finding the Fourth Proportional to 757,804,556.65, 1,136,706,834.98 and 757,804,556.65

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Solution

The fourth proportional to 757,804,556.65, 1,136,706,834.98 and 757,804,556.65 is: 1,136,706,834.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,804,556.65 : 1,136,706,834.98 = 757,804,556.65 : x
  2. Step 2: Convert to fraction form
    757,804,556.65/1,136,706,834.98 = 757,804,556.65/x
  3. Step 3: Cross multiply
    757,804,556.65x = 1,136,706,834.98 × 757,804,556.65
  4. Step 4: Simplify right side
    757,804,556.65x = 861,401,619,123,043,584
  5. Step 5: Solve for x
    x = 861,401,619,123,043,584/757,804,556.65
  6. Step 6: Final answer
    x = 1,136,706,834.98

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1.5x scale

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.