Home / 999,037.25-1,378,650.84-546,328.25

Finding the Fourth Proportional to 999,037.25, 1,378,650.84 and 546,328.25

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Solution

The fourth proportional to 999,037.25, 1,378,650.84 and 546,328.25 is: 753,921.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,037.25 : 1,378,650.84 = 546,328.25 : x
  2. Step 2: Convert to fraction form
    999,037.25/1,378,650.84 = 546,328.25/x
  3. Step 3: Cross multiply
    999,037.25x = 1,378,650.84 × 546,328.25
  4. Step 4: Simplify right side
    999,037.25x = 753,195,900,778.23
  5. Step 5: Solve for x
    x = 753,195,900,778.23/999,037.25
  6. Step 6: Final answer
    x = 753,921.74

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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.