Home / 863,089.09-1,191,019.35-481,042.06

Finding the Fourth Proportional to 863,089.09, 1,191,019.35 and 481,042.06

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Solution

The fourth proportional to 863,089.09, 1,191,019.35 and 481,042.06 is: 663,813.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,089.09 : 1,191,019.35 = 481,042.06 : x
  2. Step 2: Convert to fraction form
    863,089.09/1,191,019.35 = 481,042.06/x
  3. Step 3: Cross multiply
    863,089.09x = 1,191,019.35 × 481,042.06
  4. Step 4: Simplify right side
    863,089.09x = 572,930,401,623.86
  5. Step 5: Solve for x
    x = 572,930,401,623.86/863,089.09
  6. Step 6: Final answer
    x = 663,813.75

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Double scale
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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.