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Finding the Fourth Proportional to 354,752.88, 532,114.44 and 165,148.08

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Solution

The fourth proportional to 354,752.88, 532,114.44 and 165,148.08 is: 247,715.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,752.88 : 532,114.44 = 165,148.08 : x
  2. Step 2: Convert to fraction form
    354,752.88/532,114.44 = 165,148.08/x
  3. Step 3: Cross multiply
    354,752.88x = 532,114.44 × 165,148.08
  4. Step 4: Simplify right side
    354,752.88x = 87,877,678,106.28
  5. Step 5: Solve for x
    x = 87,877,678,106.28/354,752.88
  6. Step 6: Final answer
    x = 247,715.19

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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.