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Finding the Fourth Proportional to 233,221.60, 349,832.40 and 186,565.60

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Solution

The fourth proportional to 233,221.60, 349,832.40 and 186,565.60 is: 279,848.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,221.60 : 349,832.40 = 186,565.60 : x
  2. Step 2: Convert to fraction form
    233,221.60/349,832.40 = 186,565.60/x
  3. Step 3: Cross multiply
    233,221.60x = 349,832.40 × 186,565.60
  4. Step 4: Simplify right side
    233,221.60x = 65,266,691,605.44
  5. Step 5: Solve for x
    x = 65,266,691,605.44/233,221.60
  6. Step 6: Final answer
    x = 279,848.40

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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.