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Finding the Fourth Proportional to 534,994.92, 802,484.37 and 130,190.94

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Solution

The fourth proportional to 534,994.92, 802,484.37 and 130,190.94 is: 195,284.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,994.92 : 802,484.37 = 130,190.94 : x
  2. Step 2: Convert to fraction form
    534,994.92/802,484.37 = 130,190.94/x
  3. Step 3: Cross multiply
    534,994.92x = 802,484.37 × 130,190.94
  4. Step 4: Simplify right side
    534,994.92x = 104,476,194,465.61
  5. Step 5: Solve for x
    x = 104,476,194,465.61/534,994.92
  6. Step 6: Final answer
    x = 195,284.46

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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.