Home / 375,030.48-517,522.20-205,231.80

Finding the Fourth Proportional to 375,030.48, 517,522.20 and 205,231.80

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Solution

The fourth proportional to 375,030.48, 517,522.20 and 205,231.80 is: 283,209.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,030.48 : 517,522.20 = 205,231.80 : x
  2. Step 2: Convert to fraction form
    375,030.48/517,522.20 = 205,231.80/x
  3. Step 3: Cross multiply
    375,030.48x = 517,522.20 × 205,231.80
  4. Step 4: Simplify right side
    375,030.48x = 106,212,012,645.96
  5. Step 5: Solve for x
    x = 106,212,012,645.96/375,030.48
  6. Step 6: Final answer
    x = 283,209.01

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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.