Home / 347,529.88-519,138.59-252,001.72

Finding the Fourth Proportional to 347,529.88, 519,138.59 and 252,001.72

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Solution

The fourth proportional to 347,529.88, 519,138.59 and 252,001.72 is: 376,439.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,529.88 : 519,138.59 = 252,001.72 : x
  2. Step 2: Convert to fraction form
    347,529.88/519,138.59 = 252,001.72/x
  3. Step 3: Cross multiply
    347,529.88x = 519,138.59 × 252,001.72
  4. Step 4: Simplify right side
    347,529.88x = 130,823,817,598.38
  5. Step 5: Solve for x
    x = 130,823,817,598.38/347,529.88
  6. Step 6: Final answer
    x = 376,439.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.