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Finding the Fourth Proportional to 1,835,365.84, 2,532,876.67 and 1,255,804.51

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Solution

The fourth proportional to 1,835,365.84, 2,532,876.67 and 1,255,804.51 is: 1,733,059.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835,365.84 : 2,532,876.67 = 1,255,804.51 : x
  2. Step 2: Convert to fraction form
    1,835,365.84/2,532,876.67 = 1,255,804.51/x
  3. Step 3: Cross multiply
    1,835,365.84x = 2,532,876.67 × 1,255,804.51
  4. Step 4: Simplify right side
    1,835,365.84x = 3,180,797,942,267.10
  5. Step 5: Solve for x
    x = 3,180,797,942,267.10/1,835,365.84
  6. Step 6: Final answer
    x = 1,733,059.36

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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.