Home / 317,261.12-437,832.60-174,027.20

Finding the Fourth Proportional to 317,261.12, 437,832.60 and 174,027.20

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Solution

The fourth proportional to 317,261.12, 437,832.60 and 174,027.20 is: 240,164.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,261.12 : 437,832.60 = 174,027.20 : x
  2. Step 2: Convert to fraction form
    317,261.12/437,832.60 = 174,027.20/x
  3. Step 3: Cross multiply
    317,261.12x = 437,832.60 × 174,027.20
  4. Step 4: Simplify right side
    317,261.12x = 76,194,781,446.72
  5. Step 5: Solve for x
    x = 76,194,781,446.72/317,261.12
  6. Step 6: Final answer
    x = 240,164.26

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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.