Home / 791,952.93-1,092,916.56-447,840.33

Finding the Fourth Proportional to 791,952.93, 1,092,916.56 and 447,840.33

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Solution

The fourth proportional to 791,952.93, 1,092,916.56 and 447,840.33 is: 618,031.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,952.93 : 1,092,916.56 = 447,840.33 : x
  2. Step 2: Convert to fraction form
    791,952.93/1,092,916.56 = 447,840.33/x
  3. Step 3: Cross multiply
    791,952.93x = 1,092,916.56 × 447,840.33
  4. Step 4: Simplify right side
    791,952.93x = 489,452,110,473.83
  5. Step 5: Solve for x
    x = 489,452,110,473.83/791,952.93
  6. Step 6: Final answer
    x = 618,031.82

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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.