Home / 853,999.40-1,178,498.63-466,797.44

Finding the Fourth Proportional to 853,999.40, 1,178,498.63 and 466,797.44

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Solution

The fourth proportional to 853,999.40, 1,178,498.63 and 466,797.44 is: 644,169.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,999.40 : 1,178,498.63 = 466,797.44 : x
  2. Step 2: Convert to fraction form
    853,999.40/1,178,498.63 = 466,797.44/x
  3. Step 3: Cross multiply
    853,999.40x = 1,178,498.63 × 466,797.44
  4. Step 4: Simplify right side
    853,999.40x = 550,120,143,527.51
  5. Step 5: Solve for x
    x = 550,120,143,527.51/853,999.40
  6. Step 6: Final answer
    x = 644,169.24

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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.