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Finding the Fourth Proportional to 552,203.88, 761,858.16 and 450,053.82

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Solution

The fourth proportional to 552,203.88, 761,858.16 and 450,053.82 is: 620,924.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,203.88 : 761,858.16 = 450,053.82 : x
  2. Step 2: Convert to fraction form
    552,203.88/761,858.16 = 450,053.82/x
  3. Step 3: Cross multiply
    552,203.88x = 761,858.16 × 450,053.82
  4. Step 4: Simplify right side
    552,203.88x = 342,877,175,206.17
  5. Step 5: Solve for x
    x = 342,877,175,206.17/552,203.88
  6. Step 6: Final answer
    x = 620,924.97

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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.