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Finding the Fourth Proportional to 466,430.26, 699,663.60 and 146,800.20

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Solution

The fourth proportional to 466,430.26, 699,663.60 and 146,800.20 is: 220,206.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,430.26 : 699,663.60 = 146,800.20 : x
  2. Step 2: Convert to fraction form
    466,430.26/699,663.60 = 146,800.20/x
  3. Step 3: Cross multiply
    466,430.26x = 699,663.60 × 146,800.20
  4. Step 4: Simplify right side
    466,430.26x = 102,710,756,412.72
  5. Step 5: Solve for x
    x = 102,710,756,412.72/466,430.26
  6. Step 6: Final answer
    x = 220,206.03

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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.