Home / 1,232,665.20-1,701,045.30-688,805.48

Finding the Fourth Proportional to 1,232,665.20, 1,701,045.30 and 688,805.48

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Solution

The fourth proportional to 1,232,665.20, 1,701,045.30 and 688,805.48 is: 950,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,665.20 : 1,701,045.30 = 688,805.48 : x
  2. Step 2: Convert to fraction form
    1,232,665.20/1,701,045.30 = 688,805.48/x
  3. Step 3: Cross multiply
    1,232,665.20x = 1,701,045.30 × 688,805.48
  4. Step 4: Simplify right side
    1,232,665.20x = 1,171,689,324,368.24
  5. Step 5: Solve for x
    x = 1,171,689,324,368.24/1,232,665.20
  6. Step 6: Final answer
    x = 950,533.30

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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.