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Finding the Fourth Proportional to 713,004.19, 1,068,786.19 and 446,951.19

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Solution

The fourth proportional to 713,004.19, 1,068,786.19 and 446,951.19 is: 669,975.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,004.19 : 1,068,786.19 = 446,951.19 : x
  2. Step 2: Convert to fraction form
    713,004.19/1,068,786.19 = 446,951.19/x
  3. Step 3: Cross multiply
    713,004.19x = 1,068,786.19 × 446,951.19
  4. Step 4: Simplify right side
    713,004.19x = 477,695,259,476.07
  5. Step 5: Solve for x
    x = 477,695,259,476.07/713,004.19
  6. Step 6: Final answer
    x = 669,975.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.