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Finding the Fourth Proportional to 1,964,934.82, 2,947,402.04 and 544,991.14

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Solution

The fourth proportional to 1,964,934.82, 2,947,402.04 and 544,991.14 is: 817,486.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,934.82 : 2,947,402.04 = 544,991.14 : x
  2. Step 2: Convert to fraction form
    1,964,934.82/2,947,402.04 = 544,991.14/x
  3. Step 3: Cross multiply
    1,964,934.82x = 2,947,402.04 × 544,991.14
  4. Step 4: Simplify right side
    1,964,934.82x = 1,606,307,997,817.93
  5. Step 5: Solve for x
    x = 1,606,307,997,817.93/1,964,934.82
  6. Step 6: Final answer
    x = 817,486.66

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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.