Home / 973,696.43-1,343,764.13-543,978.87

Finding the Fourth Proportional to 973,696.43, 1,343,764.13 and 543,978.87

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Solution

The fourth proportional to 973,696.43, 1,343,764.13 and 543,978.87 is: 750,726.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,696.43 : 1,343,764.13 = 543,978.87 : x
  2. Step 2: Convert to fraction form
    973,696.43/1,343,764.13 = 543,978.87/x
  3. Step 3: Cross multiply
    973,696.43x = 1,343,764.13 × 543,978.87
  4. Step 4: Simplify right side
    973,696.43x = 730,979,290,264.04
  5. Step 5: Solve for x
    x = 730,979,290,264.04/973,696.43
  6. Step 6: Final answer
    x = 750,726.07

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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.