Home / 864,182.10-1,296,100.35-414,902.10

Finding the Fourth Proportional to 864,182.10, 1,296,100.35 and 414,902.10

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Solution

The fourth proportional to 864,182.10, 1,296,100.35 and 414,902.10 is: 622,270.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,182.10 : 1,296,100.35 = 414,902.10 : x
  2. Step 2: Convert to fraction form
    864,182.10/1,296,100.35 = 414,902.10/x
  3. Step 3: Cross multiply
    864,182.10x = 1,296,100.35 × 414,902.10
  4. Step 4: Simplify right side
    864,182.10x = 537,754,757,025.74
  5. Step 5: Solve for x
    x = 537,754,757,025.74/864,182.10
  6. Step 6: Final answer
    x = 622,270.19

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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.