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Finding the Fourth Proportional to 462,602.77, 692,826.34 and 449,833.42

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Solution

The fourth proportional to 462,602.77, 692,826.34 and 449,833.42 is: 673,702.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,602.77 : 692,826.34 = 449,833.42 : x
  2. Step 2: Convert to fraction form
    462,602.77/692,826.34 = 449,833.42/x
  3. Step 3: Cross multiply
    462,602.77x = 692,826.34 × 449,833.42
  4. Step 4: Simplify right side
    462,602.77x = 311,656,441,988.28
  5. Step 5: Solve for x
    x = 311,656,441,988.28/462,602.77
  6. Step 6: Final answer
    x = 673,702.07

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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.