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Finding the Fourth Proportional to 458,334.32, 632,491.88 and 254,373.35

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Solution

The fourth proportional to 458,334.32, 632,491.88 and 254,373.35 is: 351,029.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,334.32 : 632,491.88 = 254,373.35 : x
  2. Step 2: Convert to fraction form
    458,334.32/632,491.88 = 254,373.35/x
  3. Step 3: Cross multiply
    458,334.32x = 632,491.88 × 254,373.35
  4. Step 4: Simplify right side
    458,334.32x = 160,889,073,929.07
  5. Step 5: Solve for x
    x = 160,889,073,929.07/458,334.32
  6. Step 6: Final answer
    x = 351,029.95

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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.