Home / 980,381.41-1,353,076.56-598,631.65

Finding the Fourth Proportional to 980,381.41, 1,353,076.56 and 598,631.65

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Solution

The fourth proportional to 980,381.41, 1,353,076.56 and 598,631.65 is: 826,203.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,381.41 : 1,353,076.56 = 598,631.65 : x
  2. Step 2: Convert to fraction form
    980,381.41/1,353,076.56 = 598,631.65/x
  3. Step 3: Cross multiply
    980,381.41x = 1,353,076.56 × 598,631.65
  4. Step 4: Simplify right side
    980,381.41x = 809,994,450,306.43
  5. Step 5: Solve for x
    x = 809,994,450,306.43/980,381.41
  6. Step 6: Final answer
    x = 826,203.40

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1.5x scale

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.