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Finding the Fourth Proportional to 594,190.84, 891,104.10 and 215,066.20

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Solution

The fourth proportional to 594,190.84, 891,104.10 and 215,066.20 is: 322,533.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,190.84 : 891,104.10 = 215,066.20 : x
  2. Step 2: Convert to fraction form
    594,190.84/891,104.10 = 215,066.20/x
  3. Step 3: Cross multiply
    594,190.84x = 891,104.10 × 215,066.20
  4. Step 4: Simplify right side
    594,190.84x = 191,646,372,591.42
  5. Step 5: Solve for x
    x = 191,646,372,591.42/594,190.84
  6. Step 6: Final answer
    x = 322,533.37

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Half scale
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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.