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Finding the Fourth Proportional to 950,420.16, 1,425,496.26 and 240,404.40

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Solution

The fourth proportional to 950,420.16, 1,425,496.26 and 240,404.40 is: 360,572.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,420.16 : 1,425,496.26 = 240,404.40 : x
  2. Step 2: Convert to fraction form
    950,420.16/1,425,496.26 = 240,404.40/x
  3. Step 3: Cross multiply
    950,420.16x = 1,425,496.26 × 240,404.40
  4. Step 4: Simplify right side
    950,420.16x = 342,695,573,087.54
  5. Step 5: Solve for x
    x = 342,695,573,087.54/950,420.16
  6. Step 6: Final answer
    x = 360,572.71

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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.