Home / 979,876.92-1,352,184.45-544,322.50

Finding the Fourth Proportional to 979,876.92, 1,352,184.45 and 544,322.50

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Solution

The fourth proportional to 979,876.92, 1,352,184.45 and 544,322.50 is: 751,139.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,876.92 : 1,352,184.45 = 544,322.50 : x
  2. Step 2: Convert to fraction form
    979,876.92/1,352,184.45 = 544,322.50/x
  3. Step 3: Cross multiply
    979,876.92x = 1,352,184.45 × 544,322.50
  4. Step 4: Simplify right side
    979,876.92x = 736,024,420,285.13
  5. Step 5: Solve for x
    x = 736,024,420,285.13/979,876.92
  6. Step 6: Final answer
    x = 751,139.66

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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.