Home / 849,052.56-1,171,860-486,719.52

Finding the Fourth Proportional to 849,052.56, 1,171,860 and 486,719.52

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Solution

The fourth proportional to 849,052.56, 1,171,860 and 486,719.52 is: 671,768.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,052.56 : 1,171,860 = 486,719.52 : x
  2. Step 2: Convert to fraction form
    849,052.56/1,171,860 = 486,719.52/x
  3. Step 3: Cross multiply
    849,052.56x = 1,171,860 × 486,719.52
  4. Step 4: Simplify right side
    849,052.56x = 570,367,136,707.20
  5. Step 5: Solve for x
    x = 570,367,136,707.20/849,052.56
  6. Step 6: Final answer
    x = 671,768.94

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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.