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Finding the Fourth Proportional to 317,032.92, 437,516.64 and 173,793.06

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Solution

The fourth proportional to 317,032.92, 437,516.64 and 173,793.06 is: 239,840.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,032.92 : 437,516.64 = 173,793.06 : x
  2. Step 2: Convert to fraction form
    317,032.92/437,516.64 = 173,793.06/x
  3. Step 3: Cross multiply
    317,032.92x = 437,516.64 × 173,793.06
  4. Step 4: Simplify right side
    317,032.92x = 76,037,355,666.52
  5. Step 5: Solve for x
    x = 76,037,355,666.52/317,032.92
  6. Step 6: Final answer
    x = 239,840.57

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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.