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Finding the Fourth Proportional to 331,349.60, 497,040.80 and 94,727.12

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Solution

The fourth proportional to 331,349.60, 497,040.80 and 94,727.12 is: 142,095.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,349.60 : 497,040.80 = 94,727.12 : x
  2. Step 2: Convert to fraction form
    331,349.60/497,040.80 = 94,727.12/x
  3. Step 3: Cross multiply
    331,349.60x = 497,040.80 × 94,727.12
  4. Step 4: Simplify right side
    331,349.60x = 47,083,243,506.50
  5. Step 5: Solve for x
    x = 47,083,243,506.50/331,349.60
  6. Step 6: Final answer
    x = 142,095.37

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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.