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Finding the Fourth Proportional to 440,476.44, 607,977.54 and 259,246.50

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Solution

The fourth proportional to 440,476.44, 607,977.54 and 259,246.50 is: 357,830.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,476.44 : 607,977.54 = 259,246.50 : x
  2. Step 2: Convert to fraction form
    440,476.44/607,977.54 = 259,246.50/x
  3. Step 3: Cross multiply
    440,476.44x = 607,977.54 × 259,246.50
  4. Step 4: Simplify right side
    440,476.44x = 157,616,049,323.61
  5. Step 5: Solve for x
    x = 157,616,049,323.61/440,476.44
  6. Step 6: Final answer
    x = 357,830.83

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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.