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Finding the Fourth Proportional to 317,266.96, 437,831.04 and 174,025.84

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Solution

The fourth proportional to 317,266.96, 437,831.04 and 174,025.84 is: 240,157.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,266.96 : 437,831.04 = 174,025.84 : x
  2. Step 2: Convert to fraction form
    317,266.96/437,831.04 = 174,025.84/x
  3. Step 3: Cross multiply
    317,266.96x = 437,831.04 × 174,025.84
  4. Step 4: Simplify right side
    317,266.96x = 76,193,914,514.07
  5. Step 5: Solve for x
    x = 76,193,914,514.07/317,266.96
  6. Step 6: Final answer
    x = 240,157.10

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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.