Home / 853,080.16-1,177,241.10-471,099.28

Finding the Fourth Proportional to 853,080.16, 1,177,241.10 and 471,099.28

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Solution

The fourth proportional to 853,080.16, 1,177,241.10 and 471,099.28 is: 650,111.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,080.16 : 1,177,241.10 = 471,099.28 : x
  2. Step 2: Convert to fraction form
    853,080.16/1,177,241.10 = 471,099.28/x
  3. Step 3: Cross multiply
    853,080.16x = 1,177,241.10 × 471,099.28
  4. Step 4: Simplify right side
    853,080.16x = 554,597,434,596.41
  5. Step 5: Solve for x
    x = 554,597,434,596.41/853,080.16
  6. Step 6: Final answer
    x = 650,111.75

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Double scale
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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.