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Finding the Fourth Proportional to 444,271.97, 612,900.54 and 260,417.31

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Solution

The fourth proportional to 444,271.97, 612,900.54 and 260,417.31 is: 359,261.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,271.97 : 612,900.54 = 260,417.31 : x
  2. Step 2: Convert to fraction form
    444,271.97/612,900.54 = 260,417.31/x
  3. Step 3: Cross multiply
    444,271.97x = 612,900.54 × 260,417.31
  4. Step 4: Simplify right side
    444,271.97x = 159,609,909,924.35
  5. Step 5: Solve for x
    x = 159,609,909,924.35/444,271.97
  6. Step 6: Final answer
    x = 359,261.72

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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.