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Finding the Fourth Proportional to 358,038.96, 537,058.40 and 170,481.84

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Solution

The fourth proportional to 358,038.96, 537,058.40 and 170,481.84 is: 255,722.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,038.96 : 537,058.40 = 170,481.84 : x
  2. Step 2: Convert to fraction form
    358,038.96/537,058.40 = 170,481.84/x
  3. Step 3: Cross multiply
    358,038.96x = 537,058.40 × 170,481.84
  4. Step 4: Simplify right side
    358,038.96x = 91,558,704,219.46
  5. Step 5: Solve for x
    x = 91,558,704,219.46/358,038.96
  6. Step 6: Final answer
    x = 255,722.74

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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.