Home / 654,707.60-982,061.40-233,997.20

Finding the Fourth Proportional to 654,707.60, 982,061.40 and 233,997.20

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Solution

The fourth proportional to 654,707.60, 982,061.40 and 233,997.20 is: 350,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,707.60 : 982,061.40 = 233,997.20 : x
  2. Step 2: Convert to fraction form
    654,707.60/982,061.40 = 233,997.20/x
  3. Step 3: Cross multiply
    654,707.60x = 982,061.40 × 233,997.20
  4. Step 4: Simplify right side
    654,707.60x = 229,799,617,828.08
  5. Step 5: Solve for x
    x = 229,799,617,828.08/654,707.60
  6. Step 6: Final answer
    x = 350,995.80

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Double scale
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Similar ratio
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1.5x scale

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.