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Finding the Fourth Proportional to 713,225.06, 984,351.51 and 441,380.51

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Solution

The fourth proportional to 713,225.06, 984,351.51 and 441,380.51 is: 609,167.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,225.06 : 984,351.51 = 441,380.51 : x
  2. Step 2: Convert to fraction form
    713,225.06/984,351.51 = 441,380.51/x
  3. Step 3: Cross multiply
    713,225.06x = 984,351.51 × 441,380.51
  4. Step 4: Simplify right side
    713,225.06x = 434,473,571,503.07
  5. Step 5: Solve for x
    x = 434,473,571,503.07/713,225.06
  6. Step 6: Final answer
    x = 609,167.56

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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.