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Finding the Fourth Proportional to 1,975,194.55, 2,962,791.82 and 555,250.63

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Solution

The fourth proportional to 1,975,194.55, 2,962,791.82 and 555,250.63 is: 832,875.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,194.55 : 2,962,791.82 = 555,250.63 : x
  2. Step 2: Convert to fraction form
    1,975,194.55/2,962,791.82 = 555,250.63/x
  3. Step 3: Cross multiply
    1,975,194.55x = 2,962,791.82 × 555,250.63
  4. Step 4: Simplify right side
    1,975,194.55x = 1,645,092,009,799.89
  5. Step 5: Solve for x
    x = 1,645,092,009,799.89/1,975,194.55
  6. Step 6: Final answer
    x = 832,875.94

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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.