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Finding the Fourth Proportional to 263,904.90, 369,000.30 and 263,904.90

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Solution

The fourth proportional to 263,904.90, 369,000.30 and 263,904.90 is: 369,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,904.90 : 369,000.30 = 263,904.90 : x
  2. Step 2: Convert to fraction form
    263,904.90/369,000.30 = 263,904.90/x
  3. Step 3: Cross multiply
    263,904.90x = 369,000.30 × 263,904.90
  4. Step 4: Simplify right side
    263,904.90x = 97,380,987,271.47
  5. Step 5: Solve for x
    x = 97,380,987,271.47/263,904.90
  6. Step 6: Final answer
    x = 369,000.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.