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Finding the Fourth Proportional to 656,411.60, 984,529.92 and 183,057.32

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Solution

The fourth proportional to 656,411.60, 984,529.92 and 183,057.32 is: 274,561.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,411.60 : 984,529.92 = 183,057.32 : x
  2. Step 2: Convert to fraction form
    656,411.60/984,529.92 = 183,057.32/x
  3. Step 3: Cross multiply
    656,411.60x = 984,529.92 × 183,057.32
  4. Step 4: Simplify right side
    656,411.60x = 180,225,408,615.01
  5. Step 5: Solve for x
    x = 180,225,408,615.01/656,411.60
  6. Step 6: Final answer
    x = 274,561.58

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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.