Home / 850,203.40-1,173,266.42-468,265.72

Finding the Fourth Proportional to 850,203.40, 1,173,266.42 and 468,265.72

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Solution

The fourth proportional to 850,203.40, 1,173,266.42 and 468,265.72 is: 646,198.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,203.40 : 1,173,266.42 = 468,265.72 : x
  2. Step 2: Convert to fraction form
    850,203.40/1,173,266.42 = 468,265.72/x
  3. Step 3: Cross multiply
    850,203.40x = 1,173,266.42 × 468,265.72
  4. Step 4: Simplify right side
    850,203.40x = 549,400,444,913.12
  5. Step 5: Solve for x
    x = 549,400,444,913.12/850,203.40
  6. Step 6: Final answer
    x = 646,198.83

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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.