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Finding the Fourth Proportional to 246,818.48, 340,609.80 and 133,641.20

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Solution

The fourth proportional to 246,818.48, 340,609.80 and 133,641.20 is: 184,425.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,818.48 : 340,609.80 = 133,641.20 : x
  2. Step 2: Convert to fraction form
    246,818.48/340,609.80 = 133,641.20/x
  3. Step 3: Cross multiply
    246,818.48x = 340,609.80 × 133,641.20
  4. Step 4: Simplify right side
    246,818.48x = 45,519,502,403.76
  5. Step 5: Solve for x
    x = 45,519,502,403.76/246,818.48
  6. Step 6: Final answer
    x = 184,425.02

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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.