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Finding the Fourth Proportional to 656,863.83, 984,858.35 and 236,085.03

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Solution

The fourth proportional to 656,863.83, 984,858.35 and 236,085.03 is: 353,970.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,863.83 : 984,858.35 = 236,085.03 : x
  2. Step 2: Convert to fraction form
    656,863.83/984,858.35 = 236,085.03/x
  3. Step 3: Cross multiply
    656,863.83x = 984,858.35 × 236,085.03
  4. Step 4: Simplify right side
    656,863.83x = 232,510,311,925.08
  5. Step 5: Solve for x
    x = 232,510,311,925.08/656,863.83
  6. Step 6: Final answer
    x = 353,970.34

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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.