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Finding the Fourth Proportional to 544,593.94, 751,594.73 and 312,051.67

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Solution

The fourth proportional to 544,593.94, 751,594.73 and 312,051.67 is: 430,662.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,593.94 : 751,594.73 = 312,051.67 : x
  2. Step 2: Convert to fraction form
    544,593.94/751,594.73 = 312,051.67/x
  3. Step 3: Cross multiply
    544,593.94x = 751,594.73 × 312,051.67
  4. Step 4: Simplify right side
    544,593.94x = 234,536,387,220.45
  5. Step 5: Solve for x
    x = 234,536,387,220.45/544,593.94
  6. Step 6: Final answer
    x = 430,662.87

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.