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Finding the Fourth Proportional to 542,954, 749,296.54 and 328,052.53

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Solution

The fourth proportional to 542,954, 749,296.54 and 328,052.53 is: 452,724.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,954 : 749,296.54 = 328,052.53 : x
  2. Step 2: Convert to fraction form
    542,954/749,296.54 = 328,052.53/x
  3. Step 3: Cross multiply
    542,954x = 749,296.54 × 328,052.53
  4. Step 4: Simplify right side
    542,954x = 245,808,624,026.98
  5. Step 5: Solve for x
    x = 245,808,624,026.98/542,954
  6. Step 6: Final answer
    x = 452,724.58

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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.