Home / 961,818.19-1,327,193.71-554,053.39

Finding the Fourth Proportional to 961,818.19, 1,327,193.71 and 554,053.39

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Solution

The fourth proportional to 961,818.19, 1,327,193.71 and 554,053.39 is: 764,527.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,818.19 : 1,327,193.71 = 554,053.39 : x
  2. Step 2: Convert to fraction form
    961,818.19/1,327,193.71 = 554,053.39/x
  3. Step 3: Cross multiply
    961,818.19x = 1,327,193.71 × 554,053.39
  4. Step 4: Simplify right side
    961,818.19x = 735,336,174,212.18
  5. Step 5: Solve for x
    x = 735,336,174,212.18/961,818.19
  6. Step 6: Final answer
    x = 764,527.21

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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.