Home / 534,858.98-738,111.17-293,136.35

Finding the Fourth Proportional to 534,858.98, 738,111.17 and 293,136.35

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Solution

The fourth proportional to 534,858.98, 738,111.17 and 293,136.35 is: 404,531.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,858.98 : 738,111.17 = 293,136.35 : x
  2. Step 2: Convert to fraction form
    534,858.98/738,111.17 = 293,136.35/x
  3. Step 3: Cross multiply
    534,858.98x = 738,111.17 × 293,136.35
  4. Step 4: Simplify right side
    534,858.98x = 216,367,209,111.79
  5. Step 5: Solve for x
    x = 216,367,209,111.79/534,858.98
  6. Step 6: Final answer
    x = 404,531.32

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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.