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Finding the Fourth Proportional to 525,226.23, 724,802.67 and 295,782.60

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Solution

The fourth proportional to 525,226.23, 724,802.67 and 295,782.60 is: 408,174.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,226.23 : 724,802.67 = 295,782.60 : x
  2. Step 2: Convert to fraction form
    525,226.23/724,802.67 = 295,782.60/x
  3. Step 3: Cross multiply
    525,226.23x = 724,802.67 × 295,782.60
  4. Step 4: Simplify right side
    525,226.23x = 214,384,018,219.54
  5. Step 5: Solve for x
    x = 214,384,018,219.54/525,226.23
  6. Step 6: Final answer
    x = 408,174.62

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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.