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Finding the Fourth Proportional to 1,765,704, 2,436,503.04 and 991,157.52

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Solution

The fourth proportional to 1,765,704, 2,436,503.04 and 991,157.52 is: 1,367,702.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,704 : 2,436,503.04 = 991,157.52 : x
  2. Step 2: Convert to fraction form
    1,765,704/2,436,503.04 = 991,157.52/x
  3. Step 3: Cross multiply
    1,765,704x = 2,436,503.04 × 991,157.52
  4. Step 4: Simplify right side
    1,765,704x = 2,414,958,310,598.86
  5. Step 5: Solve for x
    x = 2,414,958,310,598.86/1,765,704
  6. Step 6: Final answer
    x = 1,367,702.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.