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Finding the Fourth Proportional to 798,466.56, 1,101,888 and 440,770.56

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Solution

The fourth proportional to 798,466.56, 1,101,888 and 440,770.56 is: 608,265.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,466.56 : 1,101,888 = 440,770.56 : x
  2. Step 2: Convert to fraction form
    798,466.56/1,101,888 = 440,770.56/x
  3. Step 3: Cross multiply
    798,466.56x = 1,101,888 × 440,770.56
  4. Step 4: Simplify right side
    798,466.56x = 485,679,790,817.28
  5. Step 5: Solve for x
    x = 485,679,790,817.28/798,466.56
  6. Step 6: Final answer
    x = 608,265.66

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1.5x scale

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.