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Finding the Fourth Proportional to 329,652.40, 454,948.50 and 186,437.92

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Solution

The fourth proportional to 329,652.40, 454,948.50 and 186,437.92 is: 257,300.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,652.40 : 454,948.50 = 186,437.92 : x
  2. Step 2: Convert to fraction form
    329,652.40/454,948.50 = 186,437.92/x
  3. Step 3: Cross multiply
    329,652.40x = 454,948.50 × 186,437.92
  4. Step 4: Simplify right side
    329,652.40x = 84,819,652,047.12
  5. Step 5: Solve for x
    x = 84,819,652,047.12/329,652.40
  6. Step 6: Final answer
    x = 257,300.27

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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.