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Finding the Fourth Proportional to 243,548.01, 365,358.38 and 75,054.33

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Solution

The fourth proportional to 243,548.01, 365,358.38 and 75,054.33 is: 112,592.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,548.01 : 365,358.38 = 75,054.33 : x
  2. Step 2: Convert to fraction form
    243,548.01/365,358.38 = 75,054.33/x
  3. Step 3: Cross multiply
    243,548.01x = 365,358.38 × 75,054.33
  4. Step 4: Simplify right side
    243,548.01x = 27,421,728,420.79
  5. Step 5: Solve for x
    x = 27,421,728,420.79/243,548.01
  6. Step 6: Final answer
    x = 112,592.70

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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.