Home / 1,257,330.92-1,735,068.44-713,434.28

Finding the Fourth Proportional to 1,257,330.92, 1,735,068.44 and 713,434.28

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Solution

The fourth proportional to 1,257,330.92, 1,735,068.44 and 713,434.28 is: 984,511.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,330.92 : 1,735,068.44 = 713,434.28 : x
  2. Step 2: Convert to fraction form
    1,257,330.92/1,735,068.44 = 713,434.28/x
  3. Step 3: Cross multiply
    1,257,330.92x = 1,735,068.44 × 713,434.28
  4. Step 4: Simplify right side
    1,257,330.92x = 1,237,857,290,999.61
  5. Step 5: Solve for x
    x = 1,237,857,290,999.61/1,257,330.92
  6. Step 6: Final answer
    x = 984,511.93

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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.