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Finding the Fourth Proportional to 259,916.96, 358,688.40 and 152,488.88

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Solution

The fourth proportional to 259,916.96, 358,688.40 and 152,488.88 is: 210,436.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,916.96 : 358,688.40 = 152,488.88 : x
  2. Step 2: Convert to fraction form
    259,916.96/358,688.40 = 152,488.88/x
  3. Step 3: Cross multiply
    259,916.96x = 358,688.40 × 152,488.88
  4. Step 4: Simplify right side
    259,916.96x = 54,695,992,384.99
  5. Step 5: Solve for x
    x = 54,695,992,384.99/259,916.96
  6. Step 6: Final answer
    x = 210,436.41

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