Home / 957,278.95-1,321,044.96-527,559.07

Finding the Fourth Proportional to 957,278.95, 1,321,044.96 and 527,559.07

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Solution

The fourth proportional to 957,278.95, 1,321,044.96 and 527,559.07 is: 728,031.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,278.95 : 1,321,044.96 = 527,559.07 : x
  2. Step 2: Convert to fraction form
    957,278.95/1,321,044.96 = 527,559.07/x
  3. Step 3: Cross multiply
    957,278.95x = 1,321,044.96 × 527,559.07
  4. Step 4: Simplify right side
    957,278.95x = 696,929,250,525.79
  5. Step 5: Solve for x
    x = 696,929,250,525.79/957,278.95
  6. Step 6: Final answer
    x = 728,031.53

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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.