Home / 863,050.95-1,190,985.53-481,069.53

Finding the Fourth Proportional to 863,050.95, 1,190,985.53 and 481,069.53

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Solution

The fourth proportional to 863,050.95, 1,190,985.53 and 481,069.53 is: 663,862.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,050.95 : 1,190,985.53 = 481,069.53 : x
  2. Step 2: Convert to fraction form
    863,050.95/1,190,985.53 = 481,069.53/x
  3. Step 3: Cross multiply
    863,050.95x = 1,190,985.53 × 481,069.53
  4. Step 4: Simplify right side
    863,050.95x = 572,946,846,748.55
  5. Step 5: Solve for x
    x = 572,946,846,748.55/863,050.95
  6. Step 6: Final answer
    x = 663,862.14

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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.