Home / 863,762.28-1,191,984.05-476,581.26

Finding the Fourth Proportional to 863,762.28, 1,191,984.05 and 476,581.26

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Solution

The fourth proportional to 863,762.28, 1,191,984.05 and 476,581.26 is: 657,677.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,762.28 : 1,191,984.05 = 476,581.26 : x
  2. Step 2: Convert to fraction form
    863,762.28/1,191,984.05 = 476,581.26/x
  3. Step 3: Cross multiply
    863,762.28x = 1,191,984.05 × 476,581.26
  4. Step 4: Simplify right side
    863,762.28x = 568,077,258,066.00
  5. Step 5: Solve for x
    x = 568,077,258,066.00/863,762.28
  6. Step 6: Final answer
    x = 657,677.78

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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.