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Finding the Fourth Proportional to 653,510.23, 901,850.46 and 377,847.38

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Solution

The fourth proportional to 653,510.23, 901,850.46 and 377,847.38 is: 521,433.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,510.23 : 901,850.46 = 377,847.38 : x
  2. Step 2: Convert to fraction form
    653,510.23/901,850.46 = 377,847.38/x
  3. Step 3: Cross multiply
    653,510.23x = 901,850.46 × 377,847.38
  4. Step 4: Simplify right side
    653,510.23x = 340,761,834,300.49
  5. Step 5: Solve for x
    x = 340,761,834,300.49/653,510.23
  6. Step 6: Final answer
    x = 521,433.05

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1.5x scale

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.