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Finding the Fourth Proportional to 452,872.62, 678,423.15 and 373,025.22

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Solution

The fourth proportional to 452,872.62, 678,423.15 and 373,025.22 is: 558,808.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,872.62 : 678,423.15 = 373,025.22 : x
  2. Step 2: Convert to fraction form
    452,872.62/678,423.15 = 373,025.22/x
  3. Step 3: Cross multiply
    452,872.62x = 678,423.15 × 373,025.22
  4. Step 4: Simplify right side
    452,872.62x = 253,068,944,781.84
  5. Step 5: Solve for x
    x = 253,068,944,781.84/452,872.62
  6. Step 6: Final answer
    x = 558,808.22

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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.