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Finding the Fourth Proportional to 633,503.88, 950,430.78 and 563,869.80

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Solution

The fourth proportional to 633,503.88, 950,430.78 and 563,869.80 is: 845,960.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,503.88 : 950,430.78 = 563,869.80 : x
  2. Step 2: Convert to fraction form
    633,503.88/950,430.78 = 563,869.80/x
  3. Step 3: Cross multiply
    633,503.88x = 950,430.78 × 563,869.80
  4. Step 4: Simplify right side
    633,503.88x = 535,919,213,832.44
  5. Step 5: Solve for x
    x = 535,919,213,832.44/633,503.88
  6. Step 6: Final answer
    x = 845,960.43

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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.