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Finding the Fourth Proportional to 894,398.52, 1,341,597.78 and 613,062.84

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Solution

The fourth proportional to 894,398.52, 1,341,597.78 and 613,062.84 is: 919,594.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,398.52 : 1,341,597.78 = 613,062.84 : x
  2. Step 2: Convert to fraction form
    894,398.52/1,341,597.78 = 613,062.84/x
  3. Step 3: Cross multiply
    894,398.52x = 1,341,597.78 × 613,062.84
  4. Step 4: Simplify right side
    894,398.52x = 822,483,745,144.50
  5. Step 5: Solve for x
    x = 822,483,745,144.50/894,398.52
  6. Step 6: Final answer
    x = 919,594.26

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Double scale
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Similar ratio
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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.