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Finding the Fourth Proportional to 317,172.54, 437,704.12 and 173,924.04

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Solution

The fourth proportional to 317,172.54, 437,704.12 and 173,924.04 is: 240,018.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,172.54 : 437,704.12 = 173,924.04 : x
  2. Step 2: Convert to fraction form
    317,172.54/437,704.12 = 173,924.04/x
  3. Step 3: Cross multiply
    317,172.54x = 437,704.12 × 173,924.04
  4. Step 4: Simplify right side
    317,172.54x = 76,127,268,875.04
  5. Step 5: Solve for x
    x = 76,127,268,875.04/317,172.54
  6. Step 6: Final answer
    x = 240,018.47

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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.