Home / 849,101.14-1,171,927.06-486,768.30

Finding the Fourth Proportional to 849,101.14, 1,171,927.06 and 486,768.30

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Solution

The fourth proportional to 849,101.14, 1,171,927.06 and 486,768.30 is: 671,836.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,101.14 : 1,171,927.06 = 486,768.30 : x
  2. Step 2: Convert to fraction form
    849,101.14/1,171,927.06 = 486,768.30/x
  3. Step 3: Cross multiply
    849,101.14x = 1,171,927.06 × 486,768.30
  4. Step 4: Simplify right side
    849,101.14x = 570,456,942,720.20
  5. Step 5: Solve for x
    x = 570,456,942,720.20/849,101.14
  6. Step 6: Final answer
    x = 671,836.27

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Double scale
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1.5x scale

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.