Home / 853,693.39-1,178,096.48-471,716.83

Finding the Fourth Proportional to 853,693.39, 1,178,096.48 and 471,716.83

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Solution

The fourth proportional to 853,693.39, 1,178,096.48 and 471,716.83 is: 650,969.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,693.39 : 1,178,096.48 = 471,716.83 : x
  2. Step 2: Convert to fraction form
    853,693.39/1,178,096.48 = 471,716.83/x
  3. Step 3: Cross multiply
    853,693.39x = 1,178,096.48 × 471,716.83
  4. Step 4: Simplify right side
    853,693.39x = 555,727,932,268.57
  5. Step 5: Solve for x
    x = 555,727,932,268.57/853,693.39
  6. Step 6: Final answer
    x = 650,969.00

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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.