Home / 863,615.03-1,191,785.24-476,454.51

Finding the Fourth Proportional to 863,615.03, 1,191,785.24 and 476,454.51

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Solution

The fourth proportional to 863,615.03, 1,191,785.24 and 476,454.51 is: 657,505.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,615.03 : 1,191,785.24 = 476,454.51 : x
  2. Step 2: Convert to fraction form
    863,615.03/1,191,785.24 = 476,454.51/x
  3. Step 3: Cross multiply
    863,615.03x = 1,191,785.24 × 476,454.51
  4. Step 4: Simplify right side
    863,615.03x = 567,831,450,167.16
  5. Step 5: Solve for x
    x = 567,831,450,167.16/863,615.03
  6. Step 6: Final answer
    x = 657,505.29

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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.