Home / 1,232,228.52-1,700,353.08-688,352.60

Finding the Fourth Proportional to 1,232,228.52, 1,700,353.08 and 688,352.60

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Solution

The fourth proportional to 1,232,228.52, 1,700,353.08 and 688,352.60 is: 949,858.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,228.52 : 1,700,353.08 = 688,352.60 : x
  2. Step 2: Convert to fraction form
    1,232,228.52/1,700,353.08 = 688,352.60/x
  3. Step 3: Cross multiply
    1,232,228.52x = 1,700,353.08 × 688,352.60
  4. Step 4: Simplify right side
    1,232,228.52x = 1,170,442,467,786.89
  5. Step 5: Solve for x
    x = 1,170,442,467,786.89/1,232,228.52
  6. Step 6: Final answer
    x = 949,858.28

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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.