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Finding the Fourth Proportional to 497,905.90, 746,858.85 and 497,905.90

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Solution

The fourth proportional to 497,905.90, 746,858.85 and 497,905.90 is: 746,858.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,905.90 : 746,858.85 = 497,905.90 : x
  2. Step 2: Convert to fraction form
    497,905.90/746,858.85 = 497,905.90/x
  3. Step 3: Cross multiply
    497,905.90x = 746,858.85 × 497,905.90
  4. Step 4: Simplify right side
    497,905.90x = 371,865,427,882.22
  5. Step 5: Solve for x
    x = 371,865,427,882.22/497,905.90
  6. Step 6: Final answer
    x = 746,858.85

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Similar ratio
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1.5x scale

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.