Home / 415,731.90-623,831.73-226,205.94

Finding the Fourth Proportional to 415,731.90, 623,831.73 and 226,205.94

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Solution

The fourth proportional to 415,731.90, 623,831.73 and 226,205.94 is: 339,436.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,731.90 : 623,831.73 = 226,205.94 : x
  2. Step 2: Convert to fraction form
    415,731.90/623,831.73 = 226,205.94/x
  3. Step 3: Cross multiply
    415,731.90x = 623,831.73 × 226,205.94
  4. Step 4: Simplify right side
    415,731.90x = 141,114,439,767.32
  5. Step 5: Solve for x
    x = 141,114,439,767.32/415,731.90
  6. Step 6: Final answer
    x = 339,436.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.