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Finding the Fourth Proportional to 1,769,984.82, 2,654,992.58 and 571,907.25

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Solution

The fourth proportional to 1,769,984.82, 2,654,992.58 and 571,907.25 is: 857,865.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,984.82 : 2,654,992.58 = 571,907.25 : x
  2. Step 2: Convert to fraction form
    1,769,984.82/2,654,992.58 = 571,907.25/x
  3. Step 3: Cross multiply
    1,769,984.82x = 2,654,992.58 × 571,907.25
  4. Step 4: Simplify right side
    1,769,984.82x = 1,518,409,502,338.67
  5. Step 5: Solve for x
    x = 1,518,409,502,338.67/1,769,984.82
  6. Step 6: Final answer
    x = 857,865.83

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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.