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Finding the Fourth Proportional to 632,896.32, 949,223.51 and 189,664.32

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Solution

The fourth proportional to 632,896.32, 949,223.51 and 189,664.32 is: 284,460.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,896.32 : 949,223.51 = 189,664.32 : x
  2. Step 2: Convert to fraction form
    632,896.32/949,223.51 = 189,664.32/x
  3. Step 3: Cross multiply
    632,896.32x = 949,223.51 × 189,664.32
  4. Step 4: Simplify right side
    632,896.32x = 180,033,828,466.74
  5. Step 5: Solve for x
    x = 180,033,828,466.74/632,896.32
  6. Step 6: Final answer
    x = 284,460.22

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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.