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Finding the Fourth Proportional to 1,843,572.04, 2,766,349.51 and 1,776,468.80

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Solution

The fourth proportional to 1,843,572.04, 2,766,349.51 and 1,776,468.80 is: 2,665,658.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843,572.04 : 2,766,349.51 = 1,776,468.80 : x
  2. Step 2: Convert to fraction form
    1,843,572.04/2,766,349.51 = 1,776,468.80/x
  3. Step 3: Cross multiply
    1,843,572.04x = 2,766,349.51 × 1,776,468.80
  4. Step 4: Simplify right side
    1,843,572.04x = 4,914,333,596,884.99
  5. Step 5: Solve for x
    x = 4,914,333,596,884.99/1,843,572.04
  6. Step 6: Final answer
    x = 2,665,658.57

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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.