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Finding the Fourth Proportional to 633,185.19, 873,796.98 and 342,799.82

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Solution

The fourth proportional to 633,185.19, 873,796.98 and 342,799.82 is: 473,064.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,185.19 : 873,796.98 = 342,799.82 : x
  2. Step 2: Convert to fraction form
    633,185.19/873,796.98 = 342,799.82/x
  3. Step 3: Cross multiply
    633,185.19x = 873,796.98 × 342,799.82
  4. Step 4: Simplify right side
    633,185.19x = 299,537,447,460.54
  5. Step 5: Solve for x
    x = 299,537,447,460.54/633,185.19
  6. Step 6: Final answer
    x = 473,064.52

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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.