Home / 861,838.57-1,293,004.52-293,344.93

Finding the Fourth Proportional to 861,838.57, 1,293,004.52 and 293,344.93

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Solution

The fourth proportional to 861,838.57, 1,293,004.52 and 293,344.93 is: 440,101.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,838.57 : 1,293,004.52 = 293,344.93 : x
  2. Step 2: Convert to fraction form
    861,838.57/1,293,004.52 = 293,344.93/x
  3. Step 3: Cross multiply
    861,838.57x = 1,293,004.52 × 293,344.93
  4. Step 4: Simplify right side
    861,838.57x = 379,296,318,942.36
  5. Step 5: Solve for x
    x = 379,296,318,942.36/861,838.57
  6. Step 6: Final answer
    x = 440,101.35

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1.5x scale

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.