Home / 714,516.15-1,070,372.90-414,366.14

Finding the Fourth Proportional to 714,516.15, 1,070,372.90 and 414,366.14

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Solution

The fourth proportional to 714,516.15, 1,070,372.90 and 414,366.14 is: 620,736.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,516.15 : 1,070,372.90 = 414,366.14 : x
  2. Step 2: Convert to fraction form
    714,516.15/1,070,372.90 = 414,366.14/x
  3. Step 3: Cross multiply
    714,516.15x = 1,070,372.90 × 414,366.14
  4. Step 4: Simplify right side
    714,516.15x = 443,526,287,537.71
  5. Step 5: Solve for x
    x = 443,526,287,537.71/714,516.15
  6. Step 6: Final answer
    x = 620,736.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.