Home / 876,841.10-1,314,605.55-477,932.30

Finding the Fourth Proportional to 876,841.10, 1,314,605.55 and 477,932.30

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Solution

The fourth proportional to 876,841.10, 1,314,605.55 and 477,932.30 is: 716,540.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,841.10 : 1,314,605.55 = 477,932.30 : x
  2. Step 2: Convert to fraction form
    876,841.10/1,314,605.55 = 477,932.30/x
  3. Step 3: Cross multiply
    876,841.10x = 1,314,605.55 × 477,932.30
  4. Step 4: Simplify right side
    876,841.10x = 628,292,454,104.27
  5. Step 5: Solve for x
    x = 628,292,454,104.27/876,841.10
  6. Step 6: Final answer
    x = 716,540.84

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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.