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Finding the Fourth Proportional to 657,847.98, 987,117.72 and 466,954.32

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Solution

The fourth proportional to 657,847.98, 987,117.72 and 466,954.32 is: 700,676.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,847.98 : 987,117.72 = 466,954.32 : x
  2. Step 2: Convert to fraction form
    657,847.98/987,117.72 = 466,954.32/x
  3. Step 3: Cross multiply
    657,847.98x = 987,117.72 × 466,954.32
  4. Step 4: Simplify right side
    657,847.98x = 460,938,883,702.55
  5. Step 5: Solve for x
    x = 460,938,883,702.55/657,847.98
  6. Step 6: Final answer
    x = 700,676.90

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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.