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Finding the Fourth Proportional to 546,260.58, 753,825.06 and 316,803.60

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Solution

The fourth proportional to 546,260.58, 753,825.06 and 316,803.60 is: 437,180.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,260.58 : 753,825.06 = 316,803.60 : x
  2. Step 2: Convert to fraction form
    546,260.58/753,825.06 = 316,803.60/x
  3. Step 3: Cross multiply
    546,260.58x = 753,825.06 × 316,803.60
  4. Step 4: Simplify right side
    546,260.58x = 238,814,492,778.22
  5. Step 5: Solve for x
    x = 238,814,492,778.22/546,260.58
  6. Step 6: Final answer
    x = 437,180.54

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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.