Home / 826,656.35-1,240,091.44-570,011.90

Finding the Fourth Proportional to 826,656.35, 1,240,091.44 and 570,011.90

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Solution

The fourth proportional to 826,656.35, 1,240,091.44 and 570,011.90 is: 855,091.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,656.35 : 1,240,091.44 = 570,011.90 : x
  2. Step 2: Convert to fraction form
    826,656.35/1,240,091.44 = 570,011.90/x
  3. Step 3: Cross multiply
    826,656.35x = 1,240,091.44 × 570,011.90
  4. Step 4: Simplify right side
    826,656.35x = 706,866,870,262.65
  5. Step 5: Solve for x
    x = 706,866,870,262.65/826,656.35
  6. Step 6: Final answer
    x = 855,091.57

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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.