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Finding the Fourth Proportional to 358,898.16, 537,903.90 and 181,455.78

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Solution

The fourth proportional to 358,898.16, 537,903.90 and 181,455.78 is: 271,959.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,898.16 : 537,903.90 = 181,455.78 : x
  2. Step 2: Convert to fraction form
    358,898.16/537,903.90 = 181,455.78/x
  3. Step 3: Cross multiply
    358,898.16x = 537,903.90 × 181,455.78
  4. Step 4: Simplify right side
    358,898.16x = 97,605,771,739.54
  5. Step 5: Solve for x
    x = 97,605,771,739.54/358,898.16
  6. Step 6: Final answer
    x = 271,959.52

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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.