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Finding the Fourth Proportional to 474,009.44, 654,125.60 and 259,144.48

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Solution

The fourth proportional to 474,009.44, 654,125.60 and 259,144.48 is: 357,615.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,009.44 : 654,125.60 = 259,144.48 : x
  2. Step 2: Convert to fraction form
    474,009.44/654,125.60 = 259,144.48/x
  3. Step 3: Cross multiply
    474,009.44x = 654,125.60 × 259,144.48
  4. Step 4: Simplify right side
    474,009.44x = 169,513,038,466.69
  5. Step 5: Solve for x
    x = 169,513,038,466.69/474,009.44
  6. Step 6: Final answer
    x = 357,615.32

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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.