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Finding the Fourth Proportional to 713,209.93, 984,330.53 and 441,365.39

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Solution

The fourth proportional to 713,209.93, 984,330.53 and 441,365.39 is: 609,146.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,209.93 : 984,330.53 = 441,365.39 : x
  2. Step 2: Convert to fraction form
    713,209.93/984,330.53 = 441,365.39/x
  3. Step 3: Cross multiply
    713,209.93x = 984,330.53 × 441,365.39
  4. Step 4: Simplify right side
    713,209.93x = 434,449,426,480.24
  5. Step 5: Solve for x
    x = 434,449,426,480.24/713,209.93
  6. Step 6: Final answer
    x = 609,146.63

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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.