Home / 930,593.12-1,283,891.45-608,491.76

Finding the Fourth Proportional to 930,593.12, 1,283,891.45 and 608,491.76

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Solution

The fourth proportional to 930,593.12, 1,283,891.45 and 608,491.76 is: 839,504.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,593.12 : 1,283,891.45 = 608,491.76 : x
  2. Step 2: Convert to fraction form
    930,593.12/1,283,891.45 = 608,491.76/x
  3. Step 3: Cross multiply
    930,593.12x = 1,283,891.45 × 608,491.76
  4. Step 4: Simplify right side
    930,593.12x = 781,237,358,597.54
  5. Step 5: Solve for x
    x = 781,237,358,597.54/930,593.12
  6. Step 6: Final answer
    x = 839,504.77

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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.