Home / 850,197.95-1,173,265.40-468,216.53

Finding the Fourth Proportional to 850,197.95, 1,173,265.40 and 468,216.53

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Solution

The fourth proportional to 850,197.95, 1,173,265.40 and 468,216.53 is: 646,134.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,197.95 : 1,173,265.40 = 468,216.53 : x
  2. Step 2: Convert to fraction form
    850,197.95/1,173,265.40 = 468,216.53/x
  3. Step 3: Cross multiply
    850,197.95x = 1,173,265.40 × 468,216.53
  4. Step 4: Simplify right side
    850,197.95x = 549,342,252,015.98
  5. Step 5: Solve for x
    x = 549,342,252,015.98/850,197.95
  6. Step 6: Final answer
    x = 646,134.53

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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.