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Finding the Fourth Proportional to 437,689.48, 604,016.10 and 246,702.90

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Solution

The fourth proportional to 437,689.48, 604,016.10 and 246,702.90 is: 340,452.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,689.48 : 604,016.10 = 246,702.90 : x
  2. Step 2: Convert to fraction form
    437,689.48/604,016.10 = 246,702.90/x
  3. Step 3: Cross multiply
    437,689.48x = 604,016.10 × 246,702.90
  4. Step 4: Simplify right side
    437,689.48x = 149,012,523,516.69
  5. Step 5: Solve for x
    x = 149,012,523,516.69/437,689.48
  6. Step 6: Final answer
    x = 340,452.60

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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.