Home / 418,199.64-577,096.70-236,907.87

Finding the Fourth Proportional to 418,199.64, 577,096.70 and 236,907.87

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Solution

The fourth proportional to 418,199.64, 577,096.70 and 236,907.87 is: 326,922.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,199.64 : 577,096.70 = 236,907.87 : x
  2. Step 2: Convert to fraction form
    418,199.64/577,096.70 = 236,907.87/x
  3. Step 3: Cross multiply
    418,199.64x = 577,096.70 × 236,907.87
  4. Step 4: Simplify right side
    418,199.64x = 136,718,748,796.49
  5. Step 5: Solve for x
    x = 136,718,748,796.49/418,199.64
  6. Step 6: Final answer
    x = 326,922.21

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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.