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Finding the Fourth Proportional to 441,896.64, 609,818.40 and 240,688.32

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Solution

The fourth proportional to 441,896.64, 609,818.40 and 240,688.32 is: 332,150.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,896.64 : 609,818.40 = 240,688.32 : x
  2. Step 2: Convert to fraction form
    441,896.64/609,818.40 = 240,688.32/x
  3. Step 3: Cross multiply
    441,896.64x = 609,818.40 × 240,688.32
  4. Step 4: Simplify right side
    441,896.64x = 146,776,166,201.09
  5. Step 5: Solve for x
    x = 146,776,166,201.09/441,896.64
  6. Step 6: Final answer
    x = 332,150.45

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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.