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Finding the Fourth Proportional to 894,106.96, 1,233,843 and 491,698.96

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Solution

The fourth proportional to 894,106.96, 1,233,843 and 491,698.96 is: 678,531.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,106.96 : 1,233,843 = 491,698.96 : x
  2. Step 2: Convert to fraction form
    894,106.96/1,233,843 = 491,698.96/x
  3. Step 3: Cross multiply
    894,106.96x = 1,233,843 × 491,698.96
  4. Step 4: Simplify right side
    894,106.96x = 606,679,319,903.28
  5. Step 5: Solve for x
    x = 606,679,319,903.28/894,106.96
  6. Step 6: Final answer
    x = 678,531.03

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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.