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Finding the Fourth Proportional to 440,383.22, 607,730.02 and 259,101.98

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Solution

The fourth proportional to 440,383.22, 607,730.02 and 259,101.98 is: 357,561.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,383.22 : 607,730.02 = 259,101.98 : x
  2. Step 2: Convert to fraction form
    440,383.22/607,730.02 = 259,101.98/x
  3. Step 3: Cross multiply
    440,383.22x = 607,730.02 × 259,101.98
  4. Step 4: Simplify right side
    440,383.22x = 157,464,051,487.44
  5. Step 5: Solve for x
    x = 157,464,051,487.44/440,383.22
  6. Step 6: Final answer
    x = 357,561.42

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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.