Home / 658,113.75-908,337.33-451,664.60

Finding the Fourth Proportional to 658,113.75, 908,337.33 and 451,664.60

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Solution

The fourth proportional to 658,113.75, 908,337.33 and 451,664.60 is: 623,393.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,113.75 : 908,337.33 = 451,664.60 : x
  2. Step 2: Convert to fraction form
    658,113.75/908,337.33 = 451,664.60/x
  3. Step 3: Cross multiply
    658,113.75x = 908,337.33 × 451,664.60
  4. Step 4: Simplify right side
    658,113.75x = 410,263,812,277.83
  5. Step 5: Solve for x
    x = 410,263,812,277.83/658,113.75
  6. Step 6: Final answer
    x = 623,393.47

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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.