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Finding the Fourth Proportional to 355,135,448,300.40, 532,703,172,450.60 and 355,135,448,300.40

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Solution

The fourth proportional to 355,135,448,300.40, 532,703,172,450.60 and 355,135,448,300.40 is: 532,703,172,450.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,135,448,300.40 : 532,703,172,450.60 = 355,135,448,300.40 : x
  2. Step 2: Convert to fraction form
    355,135,448,300.40/532,703,172,450.60 = 355,135,448,300.40/x
  3. Step 3: Cross multiply
    355,135,448,300.40x = 532,703,172,450.60 × 355,135,448,300.40
  4. Step 4: Simplify right side
    355,135,448,300.40x = 189,181,779,959,289,135,235,072
  5. Step 5: Solve for x
    x = 189,181,779,959,289,135,235,072/355,135,448,300.40
  6. Step 6: Final answer
    x = 532,703,172,450.60

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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.