Home / 688,826.49-1,033,220.64-183,391.81

Finding the Fourth Proportional to 688,826.49, 1,033,220.64 and 183,391.81

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Solution

The fourth proportional to 688,826.49, 1,033,220.64 and 183,391.81 is: 275,082.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,826.49 : 1,033,220.64 = 183,391.81 : x
  2. Step 2: Convert to fraction form
    688,826.49/1,033,220.64 = 183,391.81/x
  3. Step 3: Cross multiply
    688,826.49x = 1,033,220.64 × 183,391.81
  4. Step 4: Simplify right side
    688,826.49x = 189,484,203,298.96
  5. Step 5: Solve for x
    x = 189,484,203,298.96/688,826.49
  6. Step 6: Final answer
    x = 275,082.63

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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.