Home / 818,304.28-1,227,249.06-344,985.88

Finding the Fourth Proportional to 818,304.28, 1,227,249.06 and 344,985.88

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Solution

The fourth proportional to 818,304.28, 1,227,249.06 and 344,985.88 is: 517,391.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,304.28 : 1,227,249.06 = 344,985.88 : x
  2. Step 2: Convert to fraction form
    818,304.28/1,227,249.06 = 344,985.88/x
  3. Step 3: Cross multiply
    818,304.28x = 1,227,249.06 × 344,985.88
  4. Step 4: Simplify right side
    818,304.28x = 423,383,596,943.27
  5. Step 5: Solve for x
    x = 423,383,596,943.27/818,304.28
  6. Step 6: Final answer
    x = 517,391.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.