Home / 374,962.80-517,446.72-205,199.76

Finding the Fourth Proportional to 374,962.80, 517,446.72 and 205,199.76

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Solution

The fourth proportional to 374,962.80, 517,446.72 and 205,199.76 is: 283,174.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,962.80 : 517,446.72 = 205,199.76 : x
  2. Step 2: Convert to fraction form
    374,962.80/517,446.72 = 205,199.76/x
  3. Step 3: Cross multiply
    374,962.80x = 517,446.72 × 205,199.76
  4. Step 4: Simplify right side
    374,962.80x = 106,179,942,756.79
  5. Step 5: Solve for x
    x = 106,179,942,756.79/374,962.80
  6. Step 6: Final answer
    x = 283,174.60

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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.