Home / 979,427.08-1,469,153.58-558,201.16

Finding the Fourth Proportional to 979,427.08, 1,469,153.58 and 558,201.16

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Solution

The fourth proportional to 979,427.08, 1,469,153.58 and 558,201.16 is: 837,309.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,427.08 : 1,469,153.58 = 558,201.16 : x
  2. Step 2: Convert to fraction form
    979,427.08/1,469,153.58 = 558,201.16/x
  3. Step 3: Cross multiply
    979,427.08x = 1,469,153.58 × 558,201.16
  4. Step 4: Simplify right side
    979,427.08x = 820,083,232,574.15
  5. Step 5: Solve for x
    x = 820,083,232,574.15/979,427.08
  6. Step 6: Final answer
    x = 837,309.13

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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.