Home / 863,051.95-1,190,986.90-481,070.53

Finding the Fourth Proportional to 863,051.95, 1,190,986.90 and 481,070.53

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Solution

The fourth proportional to 863,051.95, 1,190,986.90 and 481,070.53 is: 663,863.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,051.95 : 1,190,986.90 = 481,070.53 : x
  2. Step 2: Convert to fraction form
    863,051.95/1,190,986.90 = 481,070.53/x
  3. Step 3: Cross multiply
    863,051.95x = 1,190,986.90 × 481,070.53
  4. Step 4: Simplify right side
    863,051.95x = 572,948,699,206.06
  5. Step 5: Solve for x
    x = 572,948,699,206.06/863,051.95
  6. Step 6: Final answer
    x = 663,863.51

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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.