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Finding the Fourth Proportional to 444,663.60, 623,773.20 and 444,663.60

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Solution

The fourth proportional to 444,663.60, 623,773.20 and 444,663.60 is: 623,773.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,663.60 : 623,773.20 = 444,663.60 : x
  2. Step 2: Convert to fraction form
    444,663.60/623,773.20 = 444,663.60/x
  3. Step 3: Cross multiply
    444,663.60x = 623,773.20 × 444,663.60
  4. Step 4: Simplify right side
    444,663.60x = 277,369,236,695.52
  5. Step 5: Solve for x
    x = 277,369,236,695.52/444,663.60
  6. Step 6: Final answer
    x = 623,773.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.