Home / 835,261.47-1,253,095.92-266,642.65

Finding the Fourth Proportional to 835,261.47, 1,253,095.92 and 266,642.65

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Solution

The fourth proportional to 835,261.47, 1,253,095.92 and 266,642.65 is: 400,029.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,261.47 : 1,253,095.92 = 266,642.65 : x
  2. Step 2: Convert to fraction form
    835,261.47/1,253,095.92 = 266,642.65/x
  3. Step 3: Cross multiply
    835,261.47x = 1,253,095.92 × 266,642.65
  4. Step 4: Simplify right side
    835,261.47x = 334,128,818,379.36
  5. Step 5: Solve for x
    x = 334,128,818,379.36/835,261.47
  6. Step 6: Final answer
    x = 400,029.01

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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.