Home / 816,573.96-1,126,870.92-453,986.28

Finding the Fourth Proportional to 816,573.96, 1,126,870.92 and 453,986.28

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Solution

The fourth proportional to 816,573.96, 1,126,870.92 and 453,986.28 is: 626,500.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,573.96 : 1,126,870.92 = 453,986.28 : x
  2. Step 2: Convert to fraction form
    816,573.96/1,126,870.92 = 453,986.28/x
  3. Step 3: Cross multiply
    816,573.96x = 1,126,870.92 × 453,986.28
  4. Step 4: Simplify right side
    816,573.96x = 511,583,937,010.98
  5. Step 5: Solve for x
    x = 511,583,937,010.98/816,573.96
  6. Step 6: Final answer
    x = 626,500.43

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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.