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Finding the Fourth Proportional to 439,996.75, 607,195.52 and 238,792.75

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Solution

The fourth proportional to 439,996.75, 607,195.52 and 238,792.75 is: 329,534.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,996.75 : 607,195.52 = 238,792.75 : x
  2. Step 2: Convert to fraction form
    439,996.75/607,195.52 = 238,792.75/x
  3. Step 3: Cross multiply
    439,996.75x = 607,195.52 × 238,792.75
  4. Step 4: Simplify right side
    439,996.75x = 144,993,888,008.48
  5. Step 5: Solve for x
    x = 144,993,888,008.48/439,996.75
  6. Step 6: Final answer
    x = 329,534.00

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Double scale
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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.