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Finding the Fourth Proportional to 460,873.44, 636,024.96 and 256,924.32

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Solution

The fourth proportional to 460,873.44, 636,024.96 and 256,924.32 is: 354,566.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,873.44 : 636,024.96 = 256,924.32 : x
  2. Step 2: Convert to fraction form
    460,873.44/636,024.96 = 256,924.32/x
  3. Step 3: Cross multiply
    460,873.44x = 636,024.96 × 256,924.32
  4. Step 4: Simplify right side
    460,873.44x = 163,410,280,351.03
  5. Step 5: Solve for x
    x = 163,410,280,351.03/460,873.44
  6. Step 6: Final answer
    x = 354,566.50

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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.