Home / 863,033.48-1,191,001.87-481,019.25

Finding the Fourth Proportional to 863,033.48, 1,191,001.87 and 481,019.25

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Solution

The fourth proportional to 863,033.48, 1,191,001.87 and 481,019.25 is: 663,815.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,033.48 : 1,191,001.87 = 481,019.25 : x
  2. Step 2: Convert to fraction form
    863,033.48/1,191,001.87 = 481,019.25/x
  3. Step 3: Cross multiply
    863,033.48x = 1,191,001.87 × 481,019.25
  4. Step 4: Simplify right side
    863,033.48x = 572,894,826,256.00
  5. Step 5: Solve for x
    x = 572,894,826,256.00/863,033.48
  6. Step 6: Final answer
    x = 663,815.30

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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.