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Finding the Fourth Proportional to 525,271.62, 724,794.84 and 295,816.89

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Solution

The fourth proportional to 525,271.62, 724,794.84 and 295,816.89 is: 408,182.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,271.62 : 724,794.84 = 295,816.89 : x
  2. Step 2: Convert to fraction form
    525,271.62/724,794.84 = 295,816.89/x
  3. Step 3: Cross multiply
    525,271.62x = 724,794.84 × 295,816.89
  4. Step 4: Simplify right side
    525,271.62x = 214,406,555,456.85
  5. Step 5: Solve for x
    x = 214,406,555,456.85/525,271.62
  6. Step 6: Final answer
    x = 408,182.26

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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.