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Finding the Fourth Proportional to 1,834,165.60, 2,751,726.32 and 696,948.32

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Solution

The fourth proportional to 1,834,165.60, 2,751,726.32 and 696,948.32 is: 1,045,604.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834,165.60 : 2,751,726.32 = 696,948.32 : x
  2. Step 2: Convert to fraction form
    1,834,165.60/2,751,726.32 = 696,948.32/x
  3. Step 3: Cross multiply
    1,834,165.60x = 2,751,726.32 × 696,948.32
  4. Step 4: Simplify right side
    1,834,165.60x = 1,917,811,035,823.78
  5. Step 5: Solve for x
    x = 1,917,811,035,823.78/1,834,165.60
  6. Step 6: Final answer
    x = 1,045,604.08

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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.