Home / 930,528.27-1,284,616.80-626,204.79

Finding the Fourth Proportional to 930,528.27, 1,284,616.80 and 626,204.79

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Solution

The fourth proportional to 930,528.27, 1,284,616.80 and 626,204.79 is: 864,490.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,528.27 : 1,284,616.80 = 626,204.79 : x
  2. Step 2: Convert to fraction form
    930,528.27/1,284,616.80 = 626,204.79/x
  3. Step 3: Cross multiply
    930,528.27x = 1,284,616.80 × 626,204.79
  4. Step 4: Simplify right side
    930,528.27x = 804,433,193,474.47
  5. Step 5: Solve for x
    x = 804,433,193,474.47/930,528.27
  6. Step 6: Final answer
    x = 864,490.87

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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.