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Finding the Fourth Proportional to 544,296.72, 816,461.40 and 450,261.12

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Solution

The fourth proportional to 544,296.72, 816,461.40 and 450,261.12 is: 675,405.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,296.72 : 816,461.40 = 450,261.12 : x
  2. Step 2: Convert to fraction form
    544,296.72/816,461.40 = 450,261.12/x
  3. Step 3: Cross multiply
    544,296.72x = 816,461.40 × 450,261.12
  4. Step 4: Simplify right side
    544,296.72x = 367,620,824,400.77
  5. Step 5: Solve for x
    x = 367,620,824,400.77/544,296.72
  6. Step 6: Final answer
    x = 675,405.18

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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.