Home / 826,217.20-1,237,710.12-570,010.15

Finding the Fourth Proportional to 826,217.20, 1,237,710.12 and 570,010.15

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Solution

The fourth proportional to 826,217.20, 1,237,710.12 and 570,010.15 is: 853,900.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,217.20 : 1,237,710.12 = 570,010.15 : x
  2. Step 2: Convert to fraction form
    826,217.20/1,237,710.12 = 570,010.15/x
  3. Step 3: Cross multiply
    826,217.20x = 1,237,710.12 × 570,010.15
  4. Step 4: Simplify right side
    826,217.20x = 705,507,331,157.72
  5. Step 5: Solve for x
    x = 705,507,331,157.72/826,217.20
  6. Step 6: Final answer
    x = 853,900.56

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.