Home / 853,750.54-1,178,250.29-471,851.11

Finding the Fourth Proportional to 853,750.54, 1,178,250.29 and 471,851.11

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Solution

The fourth proportional to 853,750.54, 1,178,250.29 and 471,851.11 is: 651,195.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,750.54 : 1,178,250.29 = 471,851.11 : x
  2. Step 2: Convert to fraction form
    853,750.54/1,178,250.29 = 471,851.11/x
  3. Step 3: Cross multiply
    853,750.54x = 1,178,250.29 × 471,851.11
  4. Step 4: Simplify right side
    853,750.54x = 555,958,707,194.32
  5. Step 5: Solve for x
    x = 555,958,707,194.32/853,750.54
  6. Step 6: Final answer
    x = 651,195.73

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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.