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Finding the Fourth Proportional to 1,834,728.24, 2,531,855.52 and 1,018,984.44

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Solution

The fourth proportional to 1,834,728.24, 2,531,855.52 and 1,018,984.44 is: 1,406,159.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834,728.24 : 2,531,855.52 = 1,018,984.44 : x
  2. Step 2: Convert to fraction form
    1,834,728.24/2,531,855.52 = 1,018,984.44/x
  3. Step 3: Cross multiply
    1,834,728.24x = 2,531,855.52 × 1,018,984.44
  4. Step 4: Simplify right side
    1,834,728.24x = 2,579,921,379,208.11
  5. Step 5: Solve for x
    x = 2,579,921,379,208.11/1,834,728.24
  6. Step 6: Final answer
    x = 1,406,159.95

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