Home / 874,036.92-1,206,193.50-492,077.37

Finding the Fourth Proportional to 874,036.92, 1,206,193.50 and 492,077.37

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Solution

The fourth proportional to 874,036.92, 1,206,193.50 and 492,077.37 is: 679,079.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,036.92 : 1,206,193.50 = 492,077.37 : x
  2. Step 2: Convert to fraction form
    874,036.92/1,206,193.50 = 492,077.37/x
  3. Step 3: Cross multiply
    874,036.92x = 1,206,193.50 × 492,077.37
  4. Step 4: Simplify right side
    874,036.92x = 593,540,525,191.10
  5. Step 5: Solve for x
    x = 593,540,525,191.10/874,036.92
  6. Step 6: Final answer
    x = 679,079.47

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Double scale
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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.