Home / 966,717.72-1,447,867.82-461,632.48

Finding the Fourth Proportional to 966,717.72, 1,447,867.82 and 461,632.48

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Solution

The fourth proportional to 966,717.72, 1,447,867.82 and 461,632.48 is: 691,393.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,717.72 : 1,447,867.82 = 461,632.48 : x
  2. Step 2: Convert to fraction form
    966,717.72/1,447,867.82 = 461,632.48/x
  3. Step 3: Cross multiply
    966,717.72x = 1,447,867.82 × 461,632.48
  4. Step 4: Simplify right side
    966,717.72x = 668,382,812,458.79
  5. Step 5: Solve for x
    x = 668,382,812,458.79/966,717.72
  6. Step 6: Final answer
    x = 691,393.98

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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.