Home / 862,165.83-1,293,248.61-263,130.06

Finding the Fourth Proportional to 862,165.83, 1,293,248.61 and 263,130.06

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Solution

The fourth proportional to 862,165.83, 1,293,248.61 and 263,130.06 is: 394,695.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,165.83 : 1,293,248.61 = 263,130.06 : x
  2. Step 2: Convert to fraction form
    862,165.83/1,293,248.61 = 263,130.06/x
  3. Step 3: Cross multiply
    862,165.83x = 1,293,248.61 × 263,130.06
  4. Step 4: Simplify right side
    862,165.83x = 340,292,584,344.22
  5. Step 5: Solve for x
    x = 340,292,584,344.22/862,165.83
  6. Step 6: Final answer
    x = 394,695.05

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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.