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Finding the Fourth Proportional to 426,460.50, 588,567.33 and 247,612.50

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Solution

The fourth proportional to 426,460.50, 588,567.33 and 247,612.50 is: 341,735.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,460.50 : 588,567.33 = 247,612.50 : x
  2. Step 2: Convert to fraction form
    426,460.50/588,567.33 = 247,612.50/x
  3. Step 3: Cross multiply
    426,460.50x = 588,567.33 × 247,612.50
  4. Step 4: Simplify right side
    426,460.50x = 145,736,627,999.63
  5. Step 5: Solve for x
    x = 145,736,627,999.63/426,460.50
  6. Step 6: Final answer
    x = 341,735.35

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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.