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Finding the Fourth Proportional to 452,033.88, 678,050.76 and 352,268.72

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Solution

The fourth proportional to 452,033.88, 678,050.76 and 352,268.72 is: 528,403.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,033.88 : 678,050.76 = 352,268.72 : x
  2. Step 2: Convert to fraction form
    452,033.88/678,050.76 = 352,268.72/x
  3. Step 3: Cross multiply
    452,033.88x = 678,050.76 × 352,268.72
  4. Step 4: Simplify right side
    452,033.88x = 238,856,073,320.23
  5. Step 5: Solve for x
    x = 238,856,073,320.23/452,033.88
  6. Step 6: Final answer
    x = 528,403.03

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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.