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Finding the Fourth Proportional to 1,823,860.88, 2,516,876.52 and 1,019,044.88

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Solution

The fourth proportional to 1,823,860.88, 2,516,876.52 and 1,019,044.88 is: 1,406,253.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823,860.88 : 2,516,876.52 = 1,019,044.88 : x
  2. Step 2: Convert to fraction form
    1,823,860.88/2,516,876.52 = 1,019,044.88/x
  3. Step 3: Cross multiply
    1,823,860.88x = 2,516,876.52 × 1,019,044.88
  4. Step 4: Simplify right side
    1,823,860.88x = 2,564,810,131,298.22
  5. Step 5: Solve for x
    x = 2,564,810,131,298.22/1,823,860.88
  6. Step 6: Final answer
    x = 1,406,253.16

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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.