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Finding the Fourth Proportional to 633,803.43, 950,065.43 and 397,312.19

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Solution

The fourth proportional to 633,803.43, 950,065.43 and 397,312.19 is: 595,567.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,803.43 : 950,065.43 = 397,312.19 : x
  2. Step 2: Convert to fraction form
    633,803.43/950,065.43 = 397,312.19/x
  3. Step 3: Cross multiply
    633,803.43x = 950,065.43 × 397,312.19
  4. Step 4: Simplify right side
    633,803.43x = 377,472,569,899.70
  5. Step 5: Solve for x
    x = 377,472,569,899.70/633,803.43
  6. Step 6: Final answer
    x = 595,567.26

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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.