Home / 772,218.96-1,158,335.28-317,060.52

Finding the Fourth Proportional to 772,218.96, 1,158,335.28 and 317,060.52

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Solution

The fourth proportional to 772,218.96, 1,158,335.28 and 317,060.52 is: 475,593.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,218.96 : 1,158,335.28 = 317,060.52 : x
  2. Step 2: Convert to fraction form
    772,218.96/1,158,335.28 = 317,060.52/x
  3. Step 3: Cross multiply
    772,218.96x = 1,158,335.28 × 317,060.52
  4. Step 4: Simplify right side
    772,218.96x = 367,262,390,554.90
  5. Step 5: Solve for x
    x = 367,262,390,554.90/772,218.96
  6. Step 6: Final answer
    x = 475,593.59

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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.