Home / 1,055,653.93-1,583,458.71-256,939.93

Finding the Fourth Proportional to 1,055,653.93, 1,583,458.71 and 256,939.93

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Solution

The fourth proportional to 1,055,653.93, 1,583,458.71 and 256,939.93 is: 385,404.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,653.93 : 1,583,458.71 = 256,939.93 : x
  2. Step 2: Convert to fraction form
    1,055,653.93/1,583,458.71 = 256,939.93/x
  3. Step 3: Cross multiply
    1,055,653.93x = 1,583,458.71 × 256,939.93
  4. Step 4: Simplify right side
    1,055,653.93x = 406,853,770,105.29
  5. Step 5: Solve for x
    x = 406,853,770,105.29/1,055,653.93
  6. Step 6: Final answer
    x = 385,404.50

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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.