Home / 758,687.61-1,046,976.69-414,516.15

Finding the Fourth Proportional to 758,687.61, 1,046,976.69 and 414,516.15

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Solution

The fourth proportional to 758,687.61, 1,046,976.69 and 414,516.15 is: 572,025.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,687.61 : 1,046,976.69 = 414,516.15 : x
  2. Step 2: Convert to fraction form
    758,687.61/1,046,976.69 = 414,516.15/x
  3. Step 3: Cross multiply
    758,687.61x = 1,046,976.69 × 414,516.15
  4. Step 4: Simplify right side
    758,687.61x = 433,988,745,901.33
  5. Step 5: Solve for x
    x = 433,988,745,901.33/758,687.61
  6. Step 6: Final answer
    x = 572,025.61

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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.