Home / 753,233.88-1,133,923.06-686,196.76

Finding the Fourth Proportional to 753,233.88, 1,133,923.06 and 686,196.76

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Solution

The fourth proportional to 753,233.88, 1,133,923.06 and 686,196.76 is: 1,033,004.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,233.88 : 1,133,923.06 = 686,196.76 : x
  2. Step 2: Convert to fraction form
    753,233.88/1,133,923.06 = 686,196.76/x
  3. Step 3: Cross multiply
    753,233.88x = 1,133,923.06 × 686,196.76
  4. Step 4: Simplify right side
    753,233.88x = 778,094,329,861.29
  5. Step 5: Solve for x
    x = 778,094,329,861.29/753,233.88
  6. Step 6: Final answer
    x = 1,033,004.95

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.