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Finding the Fourth Proportional to 223,239.52, 307,396.56 and 192,970.72

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Solution

The fourth proportional to 223,239.52, 307,396.56 and 192,970.72 is: 265,717.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,239.52 : 307,396.56 = 192,970.72 : x
  2. Step 2: Convert to fraction form
    223,239.52/307,396.56 = 192,970.72/x
  3. Step 3: Cross multiply
    223,239.52x = 307,396.56 × 192,970.72
  4. Step 4: Simplify right side
    223,239.52x = 59,318,535,508.72
  5. Step 5: Solve for x
    x = 59,318,535,508.72/223,239.52
  6. Step 6: Final answer
    x = 265,717.00

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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.