Home / 874,492.56-1,206,768.24-492,554.88

Finding the Fourth Proportional to 874,492.56, 1,206,768.24 and 492,554.88

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Solution

The fourth proportional to 874,492.56, 1,206,768.24 and 492,554.88 is: 679,708.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,492.56 : 1,206,768.24 = 492,554.88 : x
  2. Step 2: Convert to fraction form
    874,492.56/1,206,768.24 = 492,554.88/x
  3. Step 3: Cross multiply
    874,492.56x = 1,206,768.24 × 492,554.88
  4. Step 4: Simplify right side
    874,492.56x = 594,399,585,641.01
  5. Step 5: Solve for x
    x = 594,399,585,641.01/874,492.56
  6. Step 6: Final answer
    x = 679,708.00

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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.