Home / 826,481.60-1,140,506.21-458,982.07

Finding the Fourth Proportional to 826,481.60, 1,140,506.21 and 458,982.07

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Solution

The fourth proportional to 826,481.60, 1,140,506.21 and 458,982.07 is: 633,373.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,481.60 : 1,140,506.21 = 458,982.07 : x
  2. Step 2: Convert to fraction form
    826,481.60/1,140,506.21 = 458,982.07/x
  3. Step 3: Cross multiply
    826,481.60x = 1,140,506.21 × 458,982.07
  4. Step 4: Simplify right side
    826,481.60x = 523,471,896,828.07
  5. Step 5: Solve for x
    x = 523,471,896,828.07/826,481.60
  6. Step 6: Final answer
    x = 633,373.93

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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.