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Finding the Fourth Proportional to 444,274.89, 612,904.57 and 260,420.26

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Solution

The fourth proportional to 444,274.89, 612,904.57 and 260,420.26 is: 359,265.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,274.89 : 612,904.57 = 260,420.26 : x
  2. Step 2: Convert to fraction form
    444,274.89/612,904.57 = 260,420.26/x
  3. Step 3: Cross multiply
    444,274.89x = 612,904.57 × 260,420.26
  4. Step 4: Simplify right side
    444,274.89x = 159,612,767,474.59
  5. Step 5: Solve for x
    x = 159,612,767,474.59/444,274.89
  6. Step 6: Final answer
    x = 359,265.79

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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.