Home / 470,170.60-648,835.40-268,966.60

Finding the Fourth Proportional to 470,170.60, 648,835.40 and 268,966.60

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Solution

The fourth proportional to 470,170.60, 648,835.40 and 268,966.60 is: 371,173.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,170.60 : 648,835.40 = 268,966.60 : x
  2. Step 2: Convert to fraction form
    470,170.60/648,835.40 = 268,966.60/x
  3. Step 3: Cross multiply
    470,170.60x = 648,835.40 × 268,966.60
  4. Step 4: Simplify right side
    470,170.60x = 174,515,051,497.64
  5. Step 5: Solve for x
    x = 174,515,051,497.64/470,170.60
  6. Step 6: Final answer
    x = 371,173.89

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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.