Home / 826,896.80-1,141,047.60-464,292.20

Finding the Fourth Proportional to 826,896.80, 1,141,047.60 and 464,292.20

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Solution

The fourth proportional to 826,896.80, 1,141,047.60 and 464,292.20 is: 640,683.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,896.80 : 1,141,047.60 = 464,292.20 : x
  2. Step 2: Convert to fraction form
    826,896.80/1,141,047.60 = 464,292.20/x
  3. Step 3: Cross multiply
    826,896.80x = 1,141,047.60 × 464,292.20
  4. Step 4: Simplify right side
    826,896.80x = 529,779,500,508.72
  5. Step 5: Solve for x
    x = 529,779,500,508.72/826,896.80
  6. Step 6: Final answer
    x = 640,683.94

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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.