Home / 374,743.04-517,132.28-213,649.96

Finding the Fourth Proportional to 374,743.04, 517,132.28 and 213,649.96

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Solution

The fourth proportional to 374,743.04, 517,132.28 and 213,649.96 is: 294,829.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,743.04 : 517,132.28 = 213,649.96 : x
  2. Step 2: Convert to fraction form
    374,743.04/517,132.28 = 213,649.96/x
  3. Step 3: Cross multiply
    374,743.04x = 517,132.28 × 213,649.96
  4. Step 4: Simplify right side
    374,743.04x = 110,485,290,936.71
  5. Step 5: Solve for x
    x = 110,485,290,936.71/374,743.04
  6. Step 6: Final answer
    x = 294,829.47

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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.