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Finding the Fourth Proportional to 358,356.54, 537,867.40 and 180,988.10

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Solution

The fourth proportional to 358,356.54, 537,867.40 and 180,988.10 is: 271,650.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,356.54 : 537,867.40 = 180,988.10 : x
  2. Step 2: Convert to fraction form
    358,356.54/537,867.40 = 180,988.10/x
  3. Step 3: Cross multiply
    358,356.54x = 537,867.40 × 180,988.10
  4. Step 4: Simplify right side
    358,356.54x = 97,347,598,777.94
  5. Step 5: Solve for x
    x = 97,347,598,777.94/358,356.54
  6. Step 6: Final answer
    x = 271,650.12

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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.