Home / 960,081.60-1,440,122.40-736,132.80

Finding the Fourth Proportional to 960,081.60, 1,440,122.40 and 736,132.80

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Solution

The fourth proportional to 960,081.60, 1,440,122.40 and 736,132.80 is: 1,104,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,081.60 : 1,440,122.40 = 736,132.80 : x
  2. Step 2: Convert to fraction form
    960,081.60/1,440,122.40 = 736,132.80/x
  3. Step 3: Cross multiply
    960,081.60x = 1,440,122.40 × 736,132.80
  4. Step 4: Simplify right side
    960,081.60x = 1,060,121,334,654.72
  5. Step 5: Solve for x
    x = 1,060,121,334,654.72/960,081.60
  6. Step 6: Final answer
    x = 1,104,199.20

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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.