Home / 863,952.28-1,294,877.79-611,305.58

Finding the Fourth Proportional to 863,952.28, 1,294,877.79 and 611,305.58

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Solution

The fourth proportional to 863,952.28, 1,294,877.79 and 611,305.58 is: 916,214.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,952.28 : 1,294,877.79 = 611,305.58 : x
  2. Step 2: Convert to fraction form
    863,952.28/1,294,877.79 = 611,305.58/x
  3. Step 3: Cross multiply
    863,952.28x = 1,294,877.79 × 611,305.58
  4. Step 4: Simplify right side
    863,952.28x = 791,566,021,682.26
  5. Step 5: Solve for x
    x = 791,566,021,682.26/863,952.28
  6. Step 6: Final answer
    x = 916,214.98

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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.