Home / 863,956.27-1,294,883.79-611,309.59

Finding the Fourth Proportional to 863,956.27, 1,294,883.79 and 611,309.59

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Solution

The fourth proportional to 863,956.27, 1,294,883.79 and 611,309.59 is: 916,221.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,956.27 : 1,294,883.79 = 611,309.59 : x
  2. Step 2: Convert to fraction form
    863,956.27/1,294,883.79 = 611,309.59/x
  3. Step 3: Cross multiply
    863,956.27x = 1,294,883.79 × 611,309.59
  4. Step 4: Simplify right side
    863,956.27x = 791,574,878,762.55
  5. Step 5: Solve for x
    x = 791,574,878,762.55/863,956.27
  6. Step 6: Final answer
    x = 916,221.00

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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.