Home / 375,127.47-517,675.93-205,361.60

Finding the Fourth Proportional to 375,127.47, 517,675.93 and 205,361.60

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Solution

The fourth proportional to 375,127.47, 517,675.93 and 205,361.60 is: 283,399.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,127.47 : 517,675.93 = 205,361.60 : x
  2. Step 2: Convert to fraction form
    375,127.47/517,675.93 = 205,361.60/x
  3. Step 3: Cross multiply
    375,127.47x = 517,675.93 × 205,361.60
  4. Step 4: Simplify right side
    375,127.47x = 106,310,754,164.50
  5. Step 5: Solve for x
    x = 106,310,754,164.50/375,127.47
  6. Step 6: Final answer
    x = 283,399.01

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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.