Home / 481,298.48-664,199.76-263,503.52

Finding the Fourth Proportional to 481,298.48, 664,199.76 and 263,503.52

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Solution

The fourth proportional to 481,298.48, 664,199.76 and 263,503.52 is: 363,639.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,298.48 : 664,199.76 = 263,503.52 : x
  2. Step 2: Convert to fraction form
    481,298.48/664,199.76 = 263,503.52/x
  3. Step 3: Cross multiply
    481,298.48x = 664,199.76 × 263,503.52
  4. Step 4: Simplify right side
    481,298.48x = 175,018,974,743.16
  5. Step 5: Solve for x
    x = 175,018,974,743.16/481,298.48
  6. Step 6: Final answer
    x = 363,639.16

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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.